In the context ofthe second realignment in American history, the Democrats appealed to:

No group has been left out of the pluralist system

Indicate whether the statement is true or false

Age is a major risk factor for heart disease, yet researchers often choose to study factors that people have control over, such as diet and exercise. In this example, age is a _____________ variable while diet and exercise are_____________ variables.

Fill in the blank(s) with the appropriate word(s).