Answer:
Step-by-step explanation:
Age range (this could change the entire way you present whatever material you are using comedy, or otherwise)
the percentage of men women and children (you would need to know this to be able to adapt your material to be better suited for the main group that is their after all majority wins)
education level (if you start whipping out big words and other things that someone of a lower education may not understand you may want to know if you need to tailor your presentation to accommodate this audience further)
the kinds of professions presented (each profession has a different way you can speak to them for example a carpenter group you would use measurements and blueprints to describe something to investors you would explain profit risk and money ect ect)
the extent to which audience will be on your side (if they are already in support of you, you will be able to say more of what you wish and pull them to think that they want it as well but if they are opposed to your ideas or whatever you may be presenting you need to make it appealing to them using the means of which would be based on the prior things about an audience to pull them to your side and make them understand what your telling them and be in agreeance with it)