Only children tend to be a. academically more competent than ...

[sheilaspns]

Only children tend to be
 
  a. academically more competent than peers with siblings.
  b. more outgoing than peers with siblings.
  c. more selfish than peers with siblings.
  d. less athletic than peers with siblings.

Question 2

These are all Piaget's contributions EXCEPT that
 
  a. he founded the study of cognitive development.
  b. he accurately determined the ages at which mental skills develop.
  c. he recognized the child's active role in discovering knowledge.
  d. his stages of mental development are mostly accurate.

[Toya9913]

Answer to Question 1

A

Answer to Question 2

B

[sheilaspns]

TYSM

[epscape]

Thanks for the timely response, appreciate it