Choose the TWO options below that makes this article a secondary source

Question

A he author of the article was personally involved in or witnessed the events or research described.
B The text describes events that caused problems for Native Americans in the 1880s, but the article was written much later.
C It provides overviews, indexes, or encyclopedic information.
D The author who was not there firsthand.

Answer 1

B The text describes events that caused problems for Native Americans in the 1880s, but the article was written much later.
C It provides overviews, indexes, or encyclopedic information.