Human rights abuses usually have their roots in any of the following conflicts, except

a. political.

c. ethnic.

b. monopolistic.

d. religious

Human rights abuse definitely have a source in:

political conflicts (see the Vietnam War)

ethnic conflict (for example in the Balkans)

religious conflict (for example after the Partition of India).

So those three conflicts are common sources of human rights abuses - the correct answer is b)