The closing of a presentation should call the audience to action and leave them thinking.
give in-depth reasons for supporting the claim.
share a story to prepare the audience to listen.
hook the audience and quickly capture their attention.

give in-depth reasons for supporting the claim.

teenagers are certainly stereotyped as moody.

most people view teenagers as naturally moody and grumpy, even when this is wrong. many teens are suffering from depression but it is brushed off as "just a phase" or "that's just cause they're a teenager"

the answer is five curious-looking beans