A sock drawer contains eight socks, each one a different solid color. The colors of the socks are red, orange, white,yellow, green, blue, indigo, and violet. If a person reaches into the drawer and pulls out two socks, how many different color combinations are possible in the selected pair of socks? Choose the correct choice from the following answers:
A) 12
B) 15
C) 21
D) 36
E) 28
Since here order of socks is not important then we'll have 8C2 i.e. 28 combinations.   Answer : 28
<result>E</result>
A sock drawer contains eight socks, each one a different solid color. The colors of the socks are red, orange, white,yellow, green, blue, indigo, and violet. If a person reaches into the drawer and pulls out two socks, how many different color combinations are possible in the selected pair of socks?