Sociological research projects usually:
a) provide the public with clear-cut and definitive answers to the research problem
b) end up influencing the behavior of subjects rather than observing it
c) create more research questions and problems
d) allow us to use anecdotal information to illuminate social processes

c) create more research questions and problems      

Explanation:

Sociological research projects -

It refers to the method used to study a specific subject or topic with the help of some systematic plans in the society , is referred to as sociological research project .

The process involves various tests and experiments and previous data in order to get the best information about the subjects .

The more the people research on particular question , more questions and problems arises , which need to be answered in order to give the best theory .

Hence , from the question ,

The correct answer is c.

it should be c, women were allowed to vote in all states because federal law supersedes state law.

"states can make their own laws, as long as they don't contradict what the federal law states. the states do not have the authority to pass a law that negates a federal law." -google

most cajuns resided in acadiana, where their descendants are still predominant