When the traditional waterfall approach to in house development is used, the information system is complete when $\_\_\_\_\_\_.$

Question $8$ options:

A$)$

the programming team corrects system bugs and the system passes all its tests $($unit$,$ system, stress, acceptance$)$

B$)$

programmers complete their coding activities according to specifications derived from requirements

C$)$

all the activities that need to be performed during the construction phase are completed

D$)$

the business begins to use the system to support business operations