Irina will make her presentation to a large audience of members whose negative attitudes range from displeased to outraged. What advice should Irina follow in preparing her presentation for this audience?

a$.$ Be humorous, add colorful visuals and startling statistics, and keep the presentation brief.

b$.$ Present objective data and expert opinion in a calm, controlled delivery style.

c$.$ Use facts, statistics, and expert opinions along with an energizing, upbeat delivery style.

d$.$ Include plenty of personal stories, several anecdotes, and lots of jokes or humor.