Humankind once did not speak and formed hunter-gatherer societies. Now, humans have extensive intellect and language abilities. Which option is responsible?

a, c, d, e are all applying about success strategies.

the answer is a. the yacht traveled from the dock north to the 200-meter marker in the bay in less than 5 minutes, giving the passengers several more hours to fish.

im doing peak rn so sry if its wrong

you get 2.3=1.21*\frac{a}2 or 4.6=1.21a or a=3.802 (b)

explanation: