Scenario: Markowitz Tools

Susan Markowitz is analyzing potential markets where Markowitz Tools can sell its products, and she has narrowed her search to three markets. Country $A$ is a developing country with a low literacy rate, Country B has a group$-$oriented culture, and Country C is a highly developed nation.

Which of the following would be the least expensive method in terms of both time and money, for conducting a market research in Country C$?$

A$)$ surveys

B$)$ focus groups

C$)$ data from the Internet

D$)$ structured interviews