Which of the following DITSCAP C&A phases takes place between the signing of the initial version of the SSAA and the formal accreditation of the system?

Which of the following DITSCAP C&A phases takes place between the signing of the initial version of the SSAA and the formal accreditation of the system?

A.
Phase 3

B.
Phase 1

C.
Phase 2

D.
Phase 4