In how many different number of ways 2 boys and 2 girls can sit on a bench? Select the correct option:	A) 70	B) 10	C) 24	D) 26	E) 82
npn = n!   4p4 = 4 × 3 × 2 × 1 = 24   24)
<result>C</result>
In how many different number of ways 2 boys and 2 girls can sit on a bench?