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 4 employees to 2 different offices?
Pick one.
A) 12
B) 11
C) 10
D) 16
E) 12
Each of three employee can be assigned to either of offices, meaning that each has 2 choices --&gt; 2*2*2*2=2^4=16.   Answer: 16.
<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 4 employees to 2 different offices?