What can audio add to a presentation made up of images and diagrams? it can tell viewers where to focus their attention
it can make the presentation's main ideas easier to visualize
it can add visual interest so that viewers pay attention
it can distract viewers from the images and diagrams

it can tell viewers where to focus their attention

Explanation:

the question asks, what can audio add? All the other answers are negative.

aloha! my name is zalgo and i am here to you out today. a good way would be trying to self-teach yourself. you could try websites, online tutors, friends who know the language. there are so many different things that you can do to learn it!

i hope this info ! : 3

"stay and stay proud! " - zalgo

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number 2 is your answer.