The number of sequences in which 7 players can throw a ball, so that the youngest player may not be the last is ?
Select the correct option
A) 4328
B) 4322
C) 4320
D) 4332
E) 4333
x Not younger_______ ↑   The last ball can be thrown by any of the remaining 6 players. The first 6 players can throw the ball in ⁶P₆ ways.   The required number of ways   = 6(6!)   = 4320   Answer: 4320
<result>C</result>
The number of sequences in which 7 players can throw a ball, so that the youngest player may not be the last is ?