The following passage from a speech introduction is an example of a(n) .
Today I would like to share what I have learned about attention deficit disorder by first discussing its effects on people and then looking at the treatments that can be used to help people who suffer from this condition.

Preview statement

Explanation:

This is an example of a preview statement. A preview statement is a small introduction that a person gives about his speech. In this statement, the person describes what it is that he will be talking about. Most preview statements mention the main ideas of the speech in order to ensure that the reader is able to more easily follow the speech.

swipe left

b is the answer