Answer:
D.Divine command theory states God freely chooses what and what is wrong
Indirect democracy means that people don't vote themselves, but that they choose representatives to vote for them.
It's typically more efficient than direct democracy, because less people need to directly participate - only the representatives.
however, the disadvantage is that some people's voices won't be heard - so the correct answer is B, for example when their representatives are not aware of them.
Two major quantitative research tools which are being used by sociologists would be graph theory - graph theory is a special area of mathematics which gets used in social network theory and is an interesting tool to use. Another are questionnaires which represent the bulk of sociologist empirical research.
