Which of the Following Teachers Best Exemplifies Social Constructivist Thinking

Which of the following teachers best exemplifies social constructivist thinking?

A) Ms. Michaels ensures that all curriculum materials are motivating by taking into account student interests.
B) Mr. Renolds meets with Marco's parents to discuss how Marco is mastering the subject matter.
C) Lola finishes her independent seatwork and moves to the art table with the other kids to color in her map.
D) Because Mr. Kirkland wants to ensure students' mastery of the day's lesson, he reflects on the diversity of his students' backgrounds and experiences so that he can allow for opportunities for students to share how their experiences relate to the lesson through a large-group class discussion.