Under this economic model a country strives to create a favorable balance of trade, in which the value of its exports is greater than the value of its imports.
a) capitalism
b) colonialism
c) imperialism
d) mercantilism

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation:

answer; the period of time known as the middle ages;

the percentage of students at the school need special diets is

c) 10 percent