A child climbs on a chair in order to get over a gate that her parents use to keep her in the living room and away from dangerous objects in the kitchen. The next day the child does this again, and next week, once again

How would Thorndike describe the scene that was just described?
a) The child is being reinforced via positive reinforcers.
b) Getting over the gate is a reinforcer, which follows the law of effect.
c) The child most likely saw a pet engage in a similar activity and matched the behavior.
d) This is most likely an example of insight learning as the child suddenly realized that the chair was like a ladder.

B