The closing of a presentation should o call the audience to action and leave them thinking.
O 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.

postive, comparative, superlative - good, better, best

recall how we defined nouns as words capable of having plurals and possessive endings. adjectives (and their first cousin, the adverb) also have a feature that distinguishes them. they come in three states. first, the raw adjective—in its positive state—merely describes the noun modified; it doesn’t care about how this particular person or thing stacks up against other members of the same noun class

i suggest it is anadiplosis

a you should do a lion because they are so majestic