The answer for the first one is A , and the second one is B :)
The C) note taker usually writes the meeting minutes during a business meeting.
The other options are usually there to speak or present during the meeting.
The main idea is the "key concept" being expressed. Details, major and minor, support the main idea by telling how, what, when, where, why, how much, or how many. Locating the topic, main idea, and supporting details helps you understand the point(s) the writer is attempting to express.
Answer:
c is a device that is the following link for