While ____ causes the vagina to develop during puberty, ____ ...

[saliriagwu]

While ____ causes the vagina to develop during puberty, ____ causes the clitoris to develop.
 
  a. the pituitary gland; the thalamus c. estrogen; androgens
  b. the adrenal glands; the amygdala d. genetics; the amygdala

Question 2

A child wants a toy that is too big to be pulled straight through the bars of her crib. She studies the toy for some time and then grabs it, turns it sideways, and fits it through the bars. This child is using:
 
  a. primary circular reaction.
  b. invention of new means through mental combinations.
  c. secondary circular reactions.
  d. coordination of secondary schemes.

[Ahnyah]

Answer to Question 1

C

Answer to Question 2

B

[saliriagwu]

Gracias!

[shailee]

Great answer, keep it coming