Explain how visual aids support or enhance presiontasion also explainwhat factors consider when selecting media to include in a presiontation

I guess that visual aids present persuasive examples to what you are presenting, Some factors would be theme (does it fit with the color, information, what you are presenting), size (can you see it, is it a big enough span of data/information), and overall look of the visual aid.

Hope this helps :)

answer: b (host)

viruses use the cells of living organisms to reproduce. the cell which is used by virus is called as "host cell". it is a living cell in which virus multiplies, example bacteria, plant or an animal cell.

in this, the virus is a parasite, which uses host cell for its benefit (reproduction) by using the cell machinary of host cell.

2. list two reasons why fossil fuels should no longer be used as a source of energy in america.