Answer:
A. more information should be gathered before deciding on which project, if either, is desirable.
Step-by-step explanation:
The lower Payback Period is not sufficient information to decide which project is more profitable. The payback period indicates when in the life of a project the initial investment principal cash flow is achieved.
But to decide about a certain project it is better to know the interest yield, it is also important to get the life of the project and other information.
For example:
a.- 250 investment 100 per year payback in 2.5-year life 3 years
b.- 500 investment 100 per year payback in 5-year life 20 years
While A payback occurs before project B is better