All but which of the following have been put forth as criticisms ...

[tingc95]

All but which of the following have been put forth as criticisms of Piaget's theory?
 
  a. He observed far too many children to be able to draw any reasonable conclusions.
  b. He underestimated abilities of younger children.
  c. Development is variable from child to child and does not always progress identically.
  d. He did not take cultural differences into account.
  e. He failed to account for changes in cognitive development that occur across different stages.

Question 2

The idea that the threshold for sensing a stimulus depends not only on the properties of the stimulus itself but on the level of background stimulation, as well as characteristics of the perceiver, is explained by
 
  a. Weber's Law.
  b. the volley principle.
  c. opponent-process theory. d. signal-detection theory.
  e. sensory adaptation.

[ecox1012]

Answer to Question 1

a

Answer to Question 2

d

[tingc95]

Excellent

[robbielu01]

TYSM