The following chart plots the cumulative number of defects opened against the cumulative number
of defects closed during system testing of a software product.

Which of the following statements is true?

A.
The chart indicates that you have plenty of problems left to find

B.
The chart can be used to reveal test progress problems

C.
The chart seems to indicate that the defect management process is not working well

D.
The chart seems to indicate that the defect management process is working well

Explanation: