1

Odd one out

1. #footer{float:left;}

2. a{ float:left;}

3. *{ float:left;}

4. .footer{ float:left;}

Explanation:

It affects whole documents

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2

Odd one out in Pseudo-class

1. a:active

2. a:focus

3. a:link

4. a:visited

Explanation:

Available in input elements.

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