A certain company assigns employees to offices in such a way that some of the offices can be empty and more than one employee can be assigned to an office. In how many ways can the company assign 3 employees to 2 different offices? Select:
A) 5 B) 6 C) 7 D) 8 E) 9
for each employee there are two possibilities: first office and second office.   Therefore,   N=2^3=8   ANS:8
<result>D</result>
A certain company assigns employees to offices in such a way that some of the offices can be empty and more than one employee can be assigned to an office. In how many ways can the company assign 3 employees to 2 different offices?