The goal of exploratory research is:
to cost-justify a larger marketing research project.
to learn the skills needed to properly conduct real marketing research.
to understand exactly what information is needed by managers to make important decisions.
to find out if research can solve the problem under consideration.
All of these are correct.

Understand  important information required by managers so that decision can be made correctly.

Explanation:

Exploratory research is the research method for clearly understanding any subject or issue and enhance design and operation of model,selecting matter and option accordingly, collecting appropriate information so that best decision can be made through it.

Other options are incorrect because exploratory research does not deals with  actual marketing research mechanism, cost justification,resolving issue with respect to consideration.

world war i had a devastating effect on german-americans and their cultural heritage. up until that point   german-americans, as a group, had been spared much of the discrimination, abuse, rejection, collective mistrust experienced by so many different racial and ethnic groups in the history of the united states. indeed, over the years, they had been viewed as a well integrated and esteemed part of american society. all of this change with the outbreak of war.