Which Scenario Is an Example of Guided Participation

Which scenario is an example of guided participation?

A) Tessa's grandfather gives her explicit instructions on how to kick a soccer ball with the side of her foot.
B) Mark's teacher asks a few of his classmates if Mark can play on the playground with them.
C) Jason's mother holds the screwdriver in the screw so that he can turn it without it falling out.
D) Jabar's mother holds his block tower steady so that she can place a final block on top while Jabar watches.