A) 16
B) 14
C) 15
D) 20
Correct Answer: C
Solution :
: 6 children : (P, Q, R, S, T and U) Possible combination of handshakes: (P, Q), (P,R), (P,S), (P,T), (P,U,) (Q,R) (Q,S), (Q,T), (Q,U), (R,S), (R,T), (R,U), (S,T), (S,U), (T,U).You need to login to perform this action.
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