A man has 29 socks in his drawer, 9 identical blue, 8 i……
A man has 29 socks in his drawer, 9 identical blue, 8 identical grey and 12 identical black. The lights have fused and he is completely in the dark. How many socks must he take out to make certain that he has a pair of each colour
A.21
B.14
C.23
D.24