Answer:
The answer choice is and should be and
The right answer is C.
because the studies broad patterns of social behavior is called micro-sociology.
good luck
In this case, Mila is using a survey
Survey is a data gathering method that directly asked the subjects to filled in the data needed by the researchers.
This method since tend to be really efficient if being done in private manners within the subjects that directly involved with the things that wanted to be examined