The review is a type of synthesis that involves a rigorously conducted process of obtaining and reviewing relevant literature to answer theoretical or practice questions.
A. systematic review
B. integrative
C. traditional
E. clinical

Option A = systematic review.

Explanation:

Systematic review can simply be defined as the reviews that are done in a systematic order or way. Systematic review are through the collection of related information which are used during research in order to review questions for proper analysis which is of concern to that particular research.

Other importance or characteristics of systematic review is that the biases are limited and there is clear search strategy.

So, if we take a look at the e again, we are told that "involves a rigorously conducted process of obtaining and reviewing relevant literature to answer theoretical or practice questions'' and this is what I explained in the first paragraph above, that is the collection of information or data.

according to classical republican political theory, which democratic republics would function best?

a.   small republics, with people who had similar interests

b.   large republics, with people who had competing interests

c.   republics made up entirely of landowners

d.   republics made up entirely of servants