Options are:
[a]. Air;
[b]. ocean;
[c]. water;
[d]. bears;
[e]. oxygen;
[f]. sun;
[g]. breathe;
[h]. food;
Given those answer options, answer the question: Fact 1: Most people can survive only a few days without water. Fact 2: Man's survival depends on water. Given the two facts above, what do men need to live?
A:
[c].