Among the following, the national security advisor who transformed the operation of the office perhaps more than any other was

Taxes that require high-income groups to pay a larger percentage of their income in taxes than low-income groups are said to be ________

A. unfair B. progressive C. regressive D. proportional

In 1973 and 1979 world economies were highly impacted by oil-related politics, the latter involving the evolution in Iran. These disruptions were examples of __________

A) oil shock B) energy deficiency C) oil exports D) mineral shock