System Analysis and Design
The requirements report includes

a hierarchy chart showing the top-level modules
a list of alternative solutions considered
All of these
None of these
a data flow diagram describing the proposed new system.

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System Analysis and Design
The advantage of Purchase Option is (are)

the flexibility of modifying the system at will
None of these
No financing is requird. The risk of system obsolescence is shifted to the lessor
All of these
Insurances, maintenance, and other expenses are included in the rental charge

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