What are some reasons you cannot remove a test process from a test plan? Note: There are 2 correct answers to this question.

What are some reasons you cannot remove a test process from a test plan? Note: There are 2 correct answers to this question.
A . Data binding exists with another process.
B . The test plan has already been executed
C . The test plan user has not been created yet.
D . The test process has not been made visible.

Answer: A, B