Which of the following sentences does employ parallelism?
A.
Clear writing should be a major concern both of writers and readers.
B.
The coach told the players that they should get a lot of sleep, that they should not eat too much, and to do some warm-up exercises before the game.
C.
The salesman expected that he would present his product at the meeting, that there would be time for him to show his slide presentation, and that questions would be asked by prospective buyers.
D.
At a few hospitals, computers are programmed not only to remind the pharmacy department to prepare prescriptions but also to alert nurses to give the proper dosage at the right time.