In how many ways can 2 singers be selected from 4 who came to an audition?

Question

a. 6
b. 2
c. 12
d. 4****

Answer 1

That would be 4C2 , four choose two,
or C(4,2) = 4!/(2!2!) = 6

Answer 2

thank you

Answer 3

WRONG!!!!!

Answer 4

4 is wrong.the answer is 6 100%