HORTICULTURE

Detailed explanation-1: -In search of new resources: If they stayed at one place for a long time, they would have eaten up all the plant and animal resources available at that place. In search of animals: As animals move from place to place in search of food, hunters also move to chase them for hunting.

Detailed explanation-2: -More specifically, hunter-gatherers moved to their high elevation summer camp from April to May, and returned to their low elevation winter camp from September to October. Furthermore, this seasonal migration between winter and summer needed to happen within no more than 60 days every year.

Detailed explanation-3: -Hunter-gatherers were prehistoric nomadic groups that harnessed the use of fire, developed intricate knowledge of plant life and refined technology for hunting and domestic purposes as they spread from Africa to Asia, Europe and beyond.

Detailed explanation-4: -Answer: Hunter-gatherers travelled from place to place in search of animals and plants for food, and in search of water. They may also have travelled to meet friends and relatives. Today, we do not travel in search of food and water but we do travel to meet out friends and relatives.