Medium
Given $5$ different green toys,$4$ different blue toys,and $3$ different red toys,how many combinations of toys can be chosen taking at least one green and one blue toy?
- A$32 \times 16 \times 4$
- B$31 \times 15 \times 4$
- C$32 \times 16 \times 8$
- D$31 \times 15 \times 8$
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