Which of the following represents good testing practice for testers, irrespective of the software lifecycle model used?
A . They should start test analysis when the corresponding development level is complete.
B . They should be involved in reviewing requirements or user stories as soon as drafts are available.
C . They should ensure that the same test objectives apply to each test level.
D . They should minimize the ratio of development levels to test levels to reduce project costs.
Answer: D