A certain company employs 6 senior officers and 4 junior officers. If a committee is to be created, that is made up of 3 senior officers and 1 junior officer, how many different committee are possible?	Options.
A) 8	B) 24	C) 58	D) 80	E) 210
6!/3!(6-3)! = 20   4!/1!(4-1)!=4   so number of different committees equals   20*4= 
<gadget id="calculator">  20*4</gadget>
<output>80</output>
80   ANS:80
<result>D</result>
A certain company employs 6 senior officers and 4 junior officers. If a committee is to be created, that is made up of 3 senior officers and 1 junior officer, how many different committee are possible?