The buttons {×,+,÷} on a calculator have their functions swapped. A button instead performs one of the other two functions; no two buttons have the same function. The calculator claims that 2+3÷4=10 and 4×2÷3=5. What does 4+3×2÷1 equal on this calculator?<spanclass=′latex−bold′>(A)</span>4<spanclass=′latex−bold′>(B)</span>5<spanclass=′latex−bold′>(C)</span>7<spanclass=′latex−bold′>(D)</span>9<spanclass=′latex−bold′>(E)</span>10