Answer:
D. Know why you want an area of information for the speech
Explanation:
When an individual is trying to pass an information across to a particular audience, there are series of things to take into considerations inorder to ensure that the right information is passed across. The knowledge of the reason why an area of information is going to be used in a speech is worhy of consideration.
For example, when presenting a speech on obesity, the area of information that would catch the audience attention would be using information relating to processing food, lack of exercise e.t.c. rather than using an area of information that talked about lack of enough funding to the agricultural sector.