A12B16C9D8Answer: A. 12 Read Explanation: ([(12×3)−(2÷3)]+(1−4))÷4([(12 \times 3)-(2\div3)]+(1-4))\div4([(12×3)−(2÷3)]+(1−4))÷4([(12−3)+(2×3)]÷(1+4))×4([(12 - 3)+(2\times3)]\div(1+4))\times4([(12−3)+(2×3)]÷(1+4))×4((9+6)÷5)×4((9+6)\div5)\times4((9+6)÷5)×415÷5×415\div5\times415÷5×4121212 Read more in App