Answer:
When Harry S. Truman ran for president in 1948, several factors supposedly were working against him: the media, Republican candidate Thomas E. Dewey's popularity, and Truman's own down-to-earth style.
Explanation:
Colons are used before a list of items, which in this case are the factors working against Harry S. Truman.
Answer:
Confidentiality refers to a condition in which the researcher knows the identity of a research subject, but takes steps to protect that identity from being discovered by others. ... Anonymity is a condition in which the identity of individual subjects is not known to researchers.
Explanation:
For the first question it is A, C, D and I think the second one might be C
