In an experiment, the variable that is measured is the variable

At the time of Reagan's Economic Recovery Tax Act of 1981, the top marginal rate for the highest income group of Americans was

A) 15 percent. B) 28 percent. C) 39 percent. D) 70 percent. E) 91 percent.

_____________ involved interdiction of drug shipments and coca eradication programs.

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