Third-grade teacher Ben Stallworth can expect that the majority ...

[nramada]

Third-grade teacher Ben Stallworth can expect that the majority of his eight- and nine -year-old students are in which stage of cognitive development?
 
  a. concrete operational b. initiative vs. guilt
  c. preoperational
  d. formal operational
  e. industry vs. inferiority

Question 2

The minimal difference between two stimuli that people can reliably detect is the
 
  a. absolute threshold.
  b. difference threshold. c. perceptual threshold. d. sensitivity threshold. e. Weber's constant.

[blakeserpa]

Answer to Question 1

a

Answer to Question 2

b