4. What are some other, less overt ways that racism was manifested during, just before, or just after the Capitol Hill Riots?

for number 3 I wrote

Ivette Feliciano spoke with Civil Rights lawyer and founder of the Equal Justice Initiative There was a presumption of dangerousness assigned to Black and Brown people that would manifest itself during Civil Rights demonstrations.

Explanation:

sorry I don´t have 4 yet :/

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:

pope john paul ii ( his real name is karol wojtyla) and lech walesa ( the leader of the solidarity movement ) were both born in poland.