Question

Which sentence correctly forms the plural of the number 9? A. Judd's phone number is easy to remember because it has so many 9's in it. B. Judd's phone number is easy to remember because it has so many 9s in it. C. Judd's phone number is easy to remember because it has so many 9s' in it.

Answer 1

. B. Judd's phonenumber is easy to remember because it has so many 9s in it.