Which of the following are tools a reader can use to understand sentences? Select all that apply. Skip the sentence until you can understand it.
Look for similar sentences for comparison.
know what sentences come before and after the information to be understood.
Examine the surrounding sentences or context.

A, C, D

Explanation: The answer wouldn't be B because if you look for a similar sentence, but you don't understand the first one you wouldn't understand that one either.

Examine the surrounding sentences or context.

Look for similar sentences for comparison.

know what sentences come before and after the information to be understood.

Explanation:  using context clues to make an inference will help figure out what is being said. if you're not sure check the words and phrases prior and after what was said, Context clues will help fill in the blank where you don't understand the text.  

hope this helps :)