Read this and answer the question. If the question is unanswerable, say "unanswerable".

According to the endurance running hypothesis, long-distance running as in persistence hunting, a method still practiced by some hunter-gatherer groups in modern times, was likely the driving evolutionary force leading to the evolution of certain human characteristics. This hypothesis does not necessarily contradict the scavenging hypothesis: both subsistence strategies could have been in use sequentially, alternating or even simultaneously.

Besides the endurance running hypothesis, what other theory of food collection is there?
scavenging hypothesis