To make an unordered list using HTML, you can use the <ul> (unordered list) tag, and then add list items using the <li> (list item) tag. Here's an example:

html
 
 
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<ul>
  <li>Item 1</li>
  <li>Item 2</li>
  <li>Item 3</li>
</ul>

This will create a bulleted list with three items:

• Item 1
• Item 2
• Item 3

Similarly, if you want to create an ordered list with numbers, you can replace the <ul> tag with <ol> (ordered list) tag.

In HTML, <ul> and <ol> are used to create a list of items. The main difference between the two is the way the list items are displayed.

<ul> stands for an unordered list and it is used to list items that don't have a specific order. The list items are displayed with bullet points by default.

Example:

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<ul>
  <li>Item 1</li>
  <li>Item 2</li>
  <li>Item 3</li>
</ul>

Output:

• Item 1
• Item 2
• Item 3

<ol> stands for an ordered list and it is used to list items that have a specific order. The list items are displayed with numbers by default.

Example:

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<ol>
  <li>Item 1</li>
  <li>Item 2</li>
  <li>Item 3</li>
</ol>

Output:

1. Item 1
2. Item 2
3. Item 3

In both cases, the list items are created using the <li> element.

To remove bullet points from a list, you can use CSS property list-style-type and set it to none. Here is an example in CSS:

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ul {
  list-style-type: none;
}

This will remove the bullet points from unordered lists (<ul>) on your webpage. If you have ordered lists (<ol>), you can apply the same CSS property to remove the numbers.

<ol> represents the HTML <ol> tag, which stands for "ordered list." This tag is used to create a numbered list of items, like this:

1. Item 1
2. Item 2
3. Item 3

You can learn more about HTML tags here: https://www.w3schools.com/tags/

In HTML, you can create lists in one line using either <ul> for unordered lists, or <ol> for ordered lists. The list items can be created by using <li> tags.

For example, a standard one line list would look something like this:

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<ul> 
  <li>item 1</li> 
  <li>item 2</li> 
  <li>item 3</li> 
</ul> 

This will create a list that looks like this:

• item 1
• item 2
• item 3

To center an ordered list, you can use the following CSS style:

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ol {
    list-style-position: inside;    
    text-align: center;
}

In HTML, you can create a list using the <ul>, <ol>, and <li> elements. <ul> creates an unordered list, with each list item marked by a <li> element. <ol> creates an ordered list, in which each list item is preceded by a number or letter.

For example:

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<ul>
  <li>This is the first item in an unordered list</li>
  <li>This is the second item in an unordered list</li>
</ul>

<ol>
  <li>This is the first item in an ordered list</li>
  <li>This is the second item in an ordered list</li>
</ol>

For more detailed information, please see MDN's guide to lists.

<ul> (unordered list) and <ol> (ordered list) are both HTML elements used to create lists. The difference is that <ul> creates a bulleted list, while <ol> creates a numbered list.

For additional reference, see this Mozilla Developer Network page.