Match the following equation to the correct situation.

50%(b + $18.00) = 50%(b) + $9.00
A.
A school received a donation that was 50% more than $9.00.

B.
The cost for a coat was 50% of the sum of b and $9.00.

C.
Shawn owed 50% of his tuition bill, b, after paying $9.00.

D.
Summer paid $9.00 more than 50% of b.