My best guess for this question is to find good topic to talk about, and if your topic is too broad it may be hard to find information. So if your topic is too broad you have to do a lot of research, and find information that you thought made sense.
Answer:
The audience is the potential customer
Explanation:
Cells yes. for the most part molecules = no and atoms, definately not.
Answer:
A tiger.
Considering I have no clue what these questions are based on, I will base it on the title.
