Get detailed and accurate responses to your questions on IDNLearn.com. Discover reliable answers to your questions with our extensive database of expert knowledge.

Which sentence correctly forms the plural of the number 4?

A. The kindergarten students are learning numbers, and using their fingers to write 4's in the sand.
B. The kindergarten students are learning numbers, and using their fingers to write 4s in the sand.
C. The kindergarten students are learning numbers, and using their fingers to write 4s' in the sand.