In a School, One Group in a Class of Geometry

Multiple Choice

In a school, one group in a class of geometry students is cutting paper with scissors to generate area formulas; another group uses computers to draw polygons and create
area formulas, and a third group uses area formulas "on paper" to solve complex
problems.Which core curriculum model is probably at work in this school?

A) Crossover Model.
B) Integrated Model.
C) Differentiated Model.
D) Enrichment Model.
E) Linear Model.