I NEED ANSWERS ASAP Which statement best explains why early humans were nomads?

They were curious about exploring new lands.
Their farming methods had exhausted the soil.
They were searching for resources necessary to live.
Overpopulation made their living conditions crowded.

mali had been a state inside of the ghanaian empire. after ghana fell because of invading forces and internal disputes, mali rose to greatness under the leadership of a legendary king named sundiata, the "lion king." the songhai empire, already weakened by internal political struggles, went into decline.

~kinetic ~potential

explanation:

kinetic and potential energies would be types of mechanical energies.

answer; proximity;