Three of the Following Depict Situations in Which a Teacher

Three of the following depict situations in which a teacher is facilitating the retention component of modelling.Which one does not depict such a situation?

A) As he writes a capital J on the board, Mr.Antoniuk tells his kindergartners, "To write a capital J, you make a fishhook with a line across the top."
B) Mr.Byers suggests, "Let's play some background music while I show you how to use the dipstick to measure your oil level."
C) Mr.Winters says, "There are several critical steps involved in throwing a pot on the potter's wheel.Repeat these steps to yourself as you work so you don't forget them."
D) As he demonstrates how to throw a baseball correctly, Mr.Duffy says, "Now repeat these words as you throw the ball: back, up, thrust, release."