Answer to Question 1
Answer: A
Explanation: A) The oral medium, in-person channel involves talking with people who are in the same location. Being in the same physical space is a key distinction, as it enables the nuances of nonverbal communication more than any other media-channel combination.
Answer to Question 2
Answer: A
Explanation: A) Letters are brief written messages sent to recipients outside of the organization; memos are brief documents used to exchange information within an organization. Reports and proposals are usually longer than memos and letters, although both can be created in a memo or letter format.