Choose the sentence (A, B, C or D) that is almost the same in meaning as the sentence given
The last person to leave the room must turn off the lights
A. The last person, who left the room, must turn off the lights
B. The last person, who left the room must turn off the lights
C. The last person whom leaves the room must turn off the lights
D. The last person who leaves the room must turn off the lights