Which of these factors cause early societies to shift from hunting and gathering to farming and herding?

the hyksos invasion. the hyksos were able to attack egypt successfully because of their skills in using bronze weapons, composite bows and the use of the horse and chariot during the invasion. although the egyptians depict a barbarian-type overthrow, the truth is the seizure was likely a relatively peaceful one.

i'd assume india mainly because of how isolated japan was.   plus it is a whole china away.