Asking how and why communication works is the focus of the __________ approach

In the introduction to her speech about the natural wonders of Yosemite National Park, Riley said, "My family has vacationed in Yosemite National Park every year since I was born. Yosemite is where I took my first step and lost my first tooth, and it's also where I saw my first black bear.". In these sentences, Riley was

a. revealing her topic b. previewing her speech c. catching the audience's attention d. establishing her credibility

Because it is more difficult for researchers using qualitative methods to completely plan their research process, they are allowed to avoid informed consent procedures.

Answer the following statement true (T) or false (F)