Sixteen telegenic contestants with a variety of personality disorders are to be divided into two “tribes” of three members each, tribe A and tribe B, for a competition. How many distinct groupings of two tribes are possible? Choose the most appropriate option:
A) 120 B) 126 C) 252 D) 560 E) 1260
My ans is 16C3 = 560   560
<result>D</result>
Sixteen telegenic contestants with a variety of personality disorders are to be divided into two “tribes” of three members each, tribe A and tribe B, for a competition. How many distinct groupings of two tribes are possible?