Mark Cohen has proposed that hunter-gatherers in different areas ...

[Sportsfan2111]

Mark Cohen has proposed that hunter-gatherers in different areas turned to cultivation
 
  a. once they understood it
  b. out of a desire to establish permanent residences
  c. because of a food crisis that resulted from population growth
  d. once experiments with planting demonstrated sufficient promise

Question 2

Benjamin White, a strong critic of the population pressure theory of preindustrial technological change, rests much of his argument on his belief that
 
  a. there is no inherent tendency for preindustrial populations to grow
  b. industrial populations grow faster than preindustrial ones
  c. preindustrial population growth rates cannot be reliably determined
  d. none of the above

[Ptupou85]

Answer to Question 1

c

Answer to Question 2

a

[Sportsfan2111]

Excellent

[samiel-sayed]

Gracias!