A 4-person task force is tobe formed from the 4 men and 3 women who work in Company G's human resourcesdepartment. If there are to be 2 men and2 women on this task force, how many different task forces can be formed?
14
18
35
56
144
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三个女人里面选两个,C=3!/2!(1!), 等于3
所以最后3✖️6=18
答案B