Answer:
Sarah said hello when she saw Mrs. Walker
Explanation:
This version is most clear because it directly states that Sarah is the one saying hello.
Answer:
Most likely B.
Explanation:
Not A, because analogies are a comparison of two different things.
Not D, because we are talking about safety, not authority.
There is no expert included in the passage. Not C.
Assuming that you don't want your pet/s to be run over, the answer is B.
Answer:
In this case it would mean to extend the deadline