Choose the best option A, B, C or D to complete the passage:
Andrew Nelson, an 18-year-old schoolboy, yesterday saved four people from a helicopter crash in (1) ________ two people died. He was (2) ________ football at school when his friend (3) ________ the helicopter crash in a nearby field. Immediately, Andrew ran a mile to get to the scene of the (4) ________ Andrew, (5) ________ father is a flying instructor, knew the helicopter was in danger of exploding, but he ran inside and (6) ________ out four adults, one after the other. Meanwhile, the head teacher of his school phone for (7) ________ and the fire brigade. “They are lucky to be (8) ________ .” said the Chief Fire Officer.
___________
A.A. whom
B.B. which
C.C. where
D.D. who