What does the ninth amendment state? in one or two sentences, explain the amendment in your own words.

Just because the right in not exclusively stated in the constitution or the bill of right it does not mean that people of America do not have other rights.

Explanation:

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:

b.

one company controls all the means of production of a product.

~coco