Answer:
A. Decreasing the required discount rate
Explanation:
The Internal Rate of Return of a Project is the Return that the Managers need in order to determine whether a project can be acceptable or not. For the project to be acceptable, its return (IRR) must cover the cost of capital.
The IRR is a function of Discount rate giving the Positive Net Present Value, % Discount Rate giving the Negative Present Value along with their Respective values - Positive and Negative.
Thus the decrease in required discount rate may increase the project`s internal rate of return since the decrease affect the Net Present Value functions.