Beth Williams works for a marketing research company in Chicago. Her current research involves finding the market potential for a client's new line of sports apparel. Given her objective, which of the following types of research is the most suitable for Beth?

Question $4$ options:

A$)$

constructive research

B$)$

descriptive research

C$)$

exploratory research

D$)$

statistical research

E$)$

causal research