Billy is 10 months old. He watches his older brother play with a ...

[jeatrice]

Billy is 10 months old. He watches his older brother play with a toy piano. The next day, Billy crawls to the toy piano and will probably
 
  not recognize it.
  pick it up and try to put it in his mouth.
  push the keys on the piano the way his brother did.
  look at the piano, but not know what to do with it.

Question 2

When infants observe others' actions and then imitate them at a later time, they have exhibited
 
  observational reconstruction.
  a secondary circular reaction.
  object permanence.
  deferred imitation.

[shewald78]

Answer to Question 1

push the keys on the piano the way his brother did.

Answer to Question 2

deferred imitation.

[jeatrice]

Wow, this really help

[chereeb]

Great answer, keep it coming