Dean Falk's hypothesis suggesting the constraints of upright ...

[crobinson2013]

Dean Falk's hypothesis suggesting the constraints of upright posture on brain size
 
  a. is called radiation theory.
  b. is called aridity cycle theory.
  c. is called evolutionary pulse theory.
  d. is called punctuated equilibrium theory.
  e. proves that the radiator itself led to larger brains.

Question 2

Lovejoy's male provisioning scenario
 
  a. is now the best supported explanation for the evolution of bipedalism.
  b. has not been significantly critiqued by paleoanthropologist s.
  c. is entirely consistent with the hominid fossil record.
  d. is entirely consistent with the archaeological record.
  e. assumes that males were paired monogamously with females.

[wshriver]

Answer to Question 1

a

Answer to Question 2

e