Answer:
Don't procrastinate.
Explanation:
If you do you can get bad grades.
When the clown sneezed, my little brother burst out laughing. That is the answer because it puts comma in correct area that makes sense.
A. You can easily rule out wishes and entertainment because the definitions (and connotations) do not match the rest of the sentence. Embarrassment also does not fit, because one can infer from word choice that the people were far more angry than embarrassed.
Answer:

Explanation:
Joe, the coach, is sick.
Appositive Comma: A comma that is placed when a noun is right next to another descriptive noun.
<u><em>Joe</em></u> is the noun. He is the person, out of the person, place, thing and idea.
<u><em /></u>
<u><em>The coach </em></u>is also a noun that is describing the coach.
The comma has been placed to separate the two nouns. The coach helps describe Joe.
As they are stranded on an island, the ocean<span> symbolizes a barrier to Ralph, Piggy, Jack, and the other boys, isolating them from the world that they have known. Its waves erase any marks on the shore; likewise, the waves seem to erode the vestiges of society that slowly slip from the boys.</span>