Information used to support a statement
1) should be biased
2) is called evidence
3) includes a thesis
4) should be opinion based

The correct answer is number 2. It is called evidence.

Information used to support a statement is called evidence.

Evidence is anything that it is served to prove your point. It could be documents, film, audio, written information on books, serious websites, or interviews. When you show your evidence you try to prove something. When in court, lawyers have to provide evidence to prove their claims. Evidence is very important because it shows that what you are saying has some kind of validity ans it's not limited to your opinion.

pan-africanism or pan-africanism is a political, philosophical, cultural and social movement that promotes african twinning, the defense of the rights of african people and the unity of africa under a single sovereign state, for all africans, both africa as of the african diasporas.

the answer would be:

b. race