Problem I:
What are the purposes of each of the following types of messages:
i.	cover messages or transmittals
ii.	acknowledgements
iii.	inquiries
iv.	inquiry responses
v.	sales and promotions
Problem II:
What is meant by the term(s), "sensitive and negative messages"?
Problem III:
What are "routine and high stakes refusals"? How should they be handled in business communications?