Which of the following statements about business writing is most accurate?
a. business writing is similar to academic writing.
b. when writing business documents, business communicators should recognize that quantity enhances quality.
c. business writers should have a definite purpose to fulfill in each message.
d. business writing should be focused on the writer's needs.

Statistical process control charts: a. indicate to the operator the true quality of material leaving the process. b. display upper and lower limits for process variables or attributes and signal when a process is no longer in control. c. indicate to the process operator the average outgoing quality of each lot. d. display the measurements on every item being produced. e. are a graphic way of classifying problems by their level of importance, often referred to as the 80-20 rule.