ASAP HELP ME

Which situation shows the most effective use of media during a speech?

A. A quote from a fitness expert that's three paragraphs long to prove
how important exercise is

B. A thumbs-up sign immediately after the speaker asks audience
members whether they can hear her

C. A joke delivered at the start of a speech about fish farms so that
the speaker is able to connect with the audience

D. An image of people fleeing a wildfire in a speech about the
growing threat of wildfires