All of these answers.
Answer: Option D.
Step-by-step explanation:
Requirements analysis incorporates those errands that go into deciding the necessities or conditions to meet for another or modified item or venture, assessing the perhaps clashing prerequisites of the different partners, breaking down, recording, approving and overseeing programming or framework prerequisites.
The aftereffects of the necessities elicitation and the investigation exercises are reported in the Requirements Analysis Document (RAD). This report totally portrays the framework as far as useful and nonfunctional necessities and fills in as an authoritative premise between the client and the designer.