Connor opened his presentation to an audience of business owners with this statement: If you want to reduce employee benefit costs by at least 15 percent without hurting employee morale or impacting your work environment, please stand up right now. By asking them to stand, Connor is______________.

a. misleading his audience.
b. previewing the main points of his presentation.
c. identifying himself and establishing credibility.
d. capturing listeners' attention and getting them involved.