good morning, can an expert please assist me with these practice problems?

An NPV profile plats a project's NPV at various costs of capital, labeled "A" and "B" in the graph. A project's NPV profile is shown as follows. Identify the range of costs (ranges labeled " A and " B ") of capital that a firm would use to accept and reject this project. A B The point at which the NPV proflic intersects the horizontal axis represents the The point at which the NPV profile intersects the horizontal axis represents the