Read the following advertisement and mark the letter A, B, C or D on your answer sheet to indicate the correct option that best fits each of the numbered blanks from 7 to 12.

An announcement of Doe Elementary school
We are pleased to announce that Jane Doe of Doe Elementary School is the winner of our essay contest, "What the Constitution Means to Me." We received a large (7) _______ of essays from elementary students all over the city and her entry was chosen out by our respectable judges.
Jane, a fifth-grader, is the daughter of John and Mary Doc of Springfield. (8) _______ a free trip to Disney Land, she will receive a $50 savings bond, and her essay will (9) _______ in the magazine Springfield Herald Sunday, July 6. Congratulations, Jane!
We also want to congratulate all of the students who entered; we received many (10) _______ essays. Our only regret is that there can only be one winner. (11) _______ student who entered will receive a (12) _______ of participation.