In Canada, the Preferred Term Is __________, Whereas in the United

In Canada, the preferred term is __________, whereas in the United States, the term most often used is __________, although the two are often used interchangeably.

A) mental retardation; learning disability
B) intellectual disability; mental retardation
C) mental retardation; developmental handicap
D) intellectual disability; learning disability
E) mental handicap; developmental disability