At the End of the First Stage of the Marketing

At the end of the first stage of the marketing research process,managers and researchers should agree on:

A) whether or not the company will undertake a test marketing exercise based on the results.
B) who will be responsible for designing observational forms and questionnaires.
C) the specific question or questions the research is designed to investigate.
D) the type of quantitative research to be used in the current study.