The prime factorizations of 16 and 24 are shown below. 1 Prime factorization of 16: 2, 2, 2, 2 Prime factorization of 24: 2, 2, 2, 3 Using the prime factorizations, what is the greatest common factor of 16 and 24?

o 2

o 2'2

o 2'2'2

o 2'2'2'2'3​