Afather is trying to get his young son to eat his peas. at first, the father praises his son whenever he moves his fork near the peas; after the child does this reliably, the father praises him only if he actually puts a pea on his fork; then praise is only given when the child puts a pea on his fork and moves the fork toward his mouth. darren carries on this way until the child eats his peas. the father is using

The answer is Shaping.

Explanation:

A father is trying to get his young son to eat his peas. At first, the father praises his son whenever he moves his fork near the peas; after the child does this reliably, the father praises him only if he actually puts a pea on his fork; then praise is only given when the child puts a pea on his fork and moves the fork toward his mouth. Darren carries on this way until the child eats his peas. The father is using shaping.

i love it

explanation:

keep up the good work ; )

i suggest it is anadiplosis