For clarity, writing instructors urge students to use the active voice. The passive voice, however, can be appropriate when describing a process or in scientific writing. Which sentence below uses the passive tense to describe a process? A. Professor Darwin gave Cindy an A. B. Cindy was given an A by Professor Darwin. C. The first coat of paint is applied after the primer dries. D. Apply the first coat of paint after the primer dries.