In how many different number of ways 4 boys and 1 girls can sit on a bench? Choose the correct choice from the following choices:
A) 120 B) 730 C) 740 D) 750 E) 800
npn = n!   5p5 = 5 × 4 × 3 × 2 × 1 = 120   120
<result>A</result>
In how many different number of ways 4 boys and 1 girls can sit on a bench?