A Researcher Finds That People Who Own More Than Two

Multiple Choice

A researcher finds that people who own more than two cars have bigger homes,more garage space,and make more money than people who own only one or two cars.The researcher's inference that having more than two cars causes people to have homes with bigger garages is lacking which type of causal evidence?

A) Temporal precedence
B) Covariation of cause and effect
C) Elimination of alternative explanations
D) Historical precedence