Memo

to: all graduating seniors at montgomery high school
from: principal albi dean
date: april 12, 2010
re: important information about the senior carnival

be advised that our twenty first annual senior carnival will be held on may 7, 2010 at 5: 00 p. m. seniors are welcome to attend this event with their families. entry admission for students will be free, but family members will be required to pay a minimal fee. the cafeteria staff will provide funnel cakes and hot dogs, as well as gluten free cookies. additionally, our very own physics teacher, dr. renault, will perform karaoke songs at the carnival. the first thirty five seniors who arrive at the carnival will receive gift bags with t shirts, books, and backpacks.

we look forward to seeing you on may 7th!
read this sentence from the memo.

"the first thirty five seniors who arrive at the carnival will receive gift bags with t shirts, books, and backpacks."

how should the author rewrite this sentence to correct the punctuation?
a.
the first thirty five seniors who arrive at the carnival will receive gift bags with t-shirts, books, and backpacks.
b.
the sentence is correct as is.
c.
the first thirty-five seniors who arrive at the carnival will receive gift bags with t-shirts, books, and backpacks.
d.
the first thirty-five seniors who arrive at the carnival will receive gift bags with t shirts, books, and backpacks.