What is economics all about

conomics is a social science that deals with the production, distribution, and consumption of goods and services. It focuses heavily on the four factors of production, which are land, labor, capital, and enterprise.

Choices

Explanation:

We have unlimited wants but limited resources. With Econ you learn people can be motivated by greed in order to provide better services or how our government works with the limited resources provided

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: