Question

(1 pt)
Which sentence correctly forms the plural of the number 6?

A.
Herb's zip code has four 6s and a 2.

B.
Herb's zip code has four 6s' and a 2.

C.
Herb's zip code has four 6's and a 2.
i think it is b or c

Answer 1

B is wrong

Answer 2

is it a or c

Answer 3

a?????

Answer 4

the answer is A because # have no apostraphe