How does the credibility of a speaker affect his or her ability to achieve the purpose of their speech?

How would you write "the fourth of july? " the 4th of july or the fourth of july? are they both grammatically correct?

Complete the following sentence with the phrase that is grammatically correct public libraries are important because they encourage learning, provide low-cost resources, and o o a. inspire community involvement b. community involvemeling o c. to inspire community involvement o d. inspiring community involvement

Based on the information in the passage, what conclusion can the reader make?