How many different 6-letter sequences are there that consist of 2A, 7B's and 3C's ?	Select the correct option: A) 6 B) 60 C) 120 D) 360 E) 720
How many different 6-letter sequences are there that consist of 2 A, 7B's, and 3 120's?   (A) 6   (B) 60   (120) 120   (D) 360   (E) 720 (ANS 120)
<result>C</result>
How many different 6-letter sequences are there that consist of 2A, 7B's and 3C's ?