Prior to introducing Vanilla Coke, the Coca-Cola Company did extensive research by collecting data through questionnaires by mail, phone, or in person. Identify the type of research used.
A) Experimental research
B) Long interviews
C) Survey research
D) Observational research

Question

Quizplus · Accepted Answer

Survey research involves the collection of data by means of a questionnaire either by mail, phone, or in person.

Prior to Introducing Vanilla Coke, the Coca-Cola Company Did Extensive