أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
A. scope verification
B. progressive elaboration
C. stratagic elaboration
D. stratagic planning
The B answer is the correct , it describes the situation when we cannot determine the detail scope of all phases in a unique and complex project but only the next phase each time
