Which of the following are consequence of releasing a phase? NOTE: There are 2 correct answers to this question

Which of the following are consequence of releasing a phase? NOTE: There are 2 correct answers to this question
A . Predecessor phases are assigned the status locked
B . Lower-level tasks and checklist are release
C . Additional tasks cannot be added to the phase
D . The phase type is set to read-only

Answer: B,D