According to the Oxford English Dictionary, the word "set" has more definitions than any other english word. What type of meanings are these defintions?

Using evidence to support arguments is particularly helpful in building the credibility of arguers who

a. already have high credibility. b. are supporting an unpopular position. c. are low in credibility. d. are supporting a popular position.

It is perhaps best not to argue when ______.

a. the issue involves politics or religion b. the other advocate possesses more knowledge than you c. you value the relationship d. the issue is trivial