A Technique Homo Erectus Seems to Have Used for Hunting

A technique Homo erectus seems to have used for hunting large games was

A) to surround their prey and shoot arrows at it from a safe distance.
B) to drive the prey into a lake or river so it would drown.
C) to drive the prey into a swampy area, where it would get "bogged down" and be easier to kill.
D) to stampede their prey off a cliff, so that the fall would kill or critically injure the prey.
E) to use domesticated dogs to chase down the prey.