Both internal and external proposals are: Select one: a. types of business reports b. persuasive documents c. legally binding d. informal Which sentence represents the best choice of language to use in writing a report? Select one a. Our department works harder and gets less credit than any other department in the company b. Most people think our department is the most productive in the company c. The productivity of our department has increased 6 percent during the past year d. Despite what those idiots from other departments think our department is the best