单项选择题
A.walk around the area B.remove any objects that could damage equipment C.wear hearing protection D.Both A and B.
A.place one thing over another B.include C.report D.protect
A.Because it is an infamous place. B.Because it is an unpopulated place. C.Because it is a place for suicidal people to kill themselves in. D.Because it is near the base of Mount Fuji.