Having switched off the lights, …….
A. It was the door he locked
B. The door was locked
C. This locked the door
D. The door was locked behind him
E. He locked the door

Jawabannya Adalah: E
A. It was the door he locked
B. The door was locked
C. This locked the door
D. The door was locked behind him
E. He locked the door

Jawabannya Adalah: E