Question

______ is used to test hypotheses about cause-and-effect relationships.

a. Causal research
b. Descriptive research
c. Exploratory research
d. Marketing research

Answer 1

Causal research is used to test hypotheses about cause-and-effect relationships through conducting experiments.

Step-by-step explanation:

Causal research is used to test hypotheses about cause-and-effect relationships. It involves conducting experiments to establish a cause-and-effect relationship between variables. By manipulating variables and observing the effect, researchers can determine if there is a causal relationship.