Accuplacer / Reading Test For Cause / Effect Understanding


Sometimes when we don’t get enough sleep we become very short-tempered.
It is important to set a time to go to bed that is realistic.
 



How are these two sentences related?

The second sentence contradicts the first.
The second sentence proposes a solution.
The first sentence explains the meaning of the second.
The second sentence explains why a lack of sleep affects us.