Accounting $-$ Capital Investments

You have just assessed a project, involving an immediate cash outflow followed by a series of cash inflows over the next seven years, by deducing the NPV and the IRR. You have now discovered that you have underestimated the discount rate. Correcting for the underestimation will have the following effects, relative to your original deductions

A $$ NPV: Reduce IRR: Increase

B $$ NPV: Increase IRR: No change.

C $$ NPV: No change. IRR: Increase.

D $$ NPV: Reduce IRR: No change.