It is difficult to make eye contact with people and not interact with them

An American diplomat will be addressing a group of political and business leaders during her trip to Japan. In considering context, she should be careful to avoid

a. being too obvious and direct in stating the case. b. relying on vague expressions or symbolic language. c. bringing up examples or illustrations to come to a conclusion. d. presenting evidence and only implying a related point.

An upward pitch at the end of a sentence is usually thought to do all of the following EXCEPT

A) indicate boredom. B) suggest a desire for approval. C) signal a question. D) imply doubt.