Hi can you veryfy my homework economy class! Thanks

I have doubts if METHOD C - A is:

-9,000 or 9,000

I selected method c: is this correct???

4 -5 Use the same information as before. If the methods are mutually exclusive, determine which one method should be selected. State your answers for IRR with a precision of two decimal points. Use the same information as before. If the methods are mutually exclusive, determine which one method should be selected. State your answers for IRR with a precision of two decimal points (example 7.58). METHOD C METHOD A METHOD C - A (CASH FLOW) (CASH FLOW) (CASH FLOW) 0 -41,000 0 -32,000 0 -9,000 1 9,000 1 6,000 3,000 2 9,000 2 6,000 3,000 3 9,000 3 6,000 3 3,000 4 9,000 4 6,000 4 3.000 5 9,000 5 6.000 5 3,000 6 9.000 6 6.000 3,000 7 9,000 7 6,000 7 3,000 8 9,500 8 7,000 8 2,500 14.67 IRR Which method should be selected? o Select method D Select method C O Select method D and Method C a Select method A