Select the correct direct form of the given sentence.
The officer ordered his juniors to stay back in the office till 8 o' clock that day.

A

The officer said to his juniors, "Stay back in the office till S o- clock today."

B

The officer suggested his juniors, "You will stay back in the office till 8 o' clock today."

C

The officer ordered his juniors, "Stay back in the office till 8 o' clock that day."

D

The officer requested his juniors, "Please stay back in the office till 8 o' clock today."