Which One of the Following Examples Best Illustrates the Idea

Multiple Choice

Which one of the following examples best illustrates the idea of promoting multiple constructions of the same situation?

A) A science teacher makes it clear to students that the terms velocity and
B) A mathematics teacher encourages students to do their calculations first by hand and then, as a double-check, by calculator.
C) A foreign language teacher teaches students how to say, "Where is the train station?" in German.
D) A history teacher describes the Mexican-American War from the perspectives of both the United States and Mexico.