Why did early Native Americans most likely need to irrigate their crops?(1 point)

Question

Responses

Native Americans had not yet domesticated livestock.
Native Americans had not yet domesticated livestock.

There was too much rainfall
There was too much rainfall

Water was scarce and rainfall was not plentiful enough for many crops to grow naturally.
Water was scarce and rainfall was not plentiful enough for many crops to grow naturally.

Water could only be found on plateaus in the Southwest.

Answer 1

Water was scarce and rainfall was not plentiful enough for many crops to grow naturally.