Refer to Scenario 1

Multiple Choice

Refer to Scenario 1.2 below to answer the question(s) that follow.
SCENARIO 1.2: A scientist wants to understand the relationship between automobile emissions and the level of global warming. The scientist collects data on the volume of automobile emissions and the levels of global warming over time. The scientist concludes that a 1% increase in automobile emissions causes a 0.0003% increase in average global temperatures. From this information he concludes that the automobile emissions are harmful to the environment and should be reduced to stop the increase in global temperatures.
-Refer to Scenario 1.2. A graph of the volume of automobile emissions on one axis and the level of average global temperatures on the other axis is an example of

A) an economic model.
B) an economic theory.
C) a variable theory.
D) inductive reasoning.