Answer and explanation:
The speech's main points are:
I. The first step in buying a house is seeing a loan officer. II. The second step in buying a house is deciding what features you want. III. The third step in buying a house is looking at houses that are for sale. IV. The fourth step in buying a house is making an offer.
The points above are steps a person who wishes to buy a house may follow. A speech can have as its general purposes: to inform, to persuade/motivate, and to entertain. Notice that the points above do not aim at entertaining or persuading someone. They are merely informing what the steps are. Therefore, we can conclude the general and specific purposes of this speech are:
General Purpose: to inform.
Specific Purpose: to inform the audience about the step-by-step of buying a house.
A central idea is a declarative sentence focused on the audience. The central idea states the main topic to be developed throughout the speech. According to the points above, I believe we can say it is:
Central idea: Buying a house may sound as a complex process, but it can be broken down into four simple steps that will help you do it safely.
