Answer:
A c. definition speech explains the meaning or significance of a person, place, object, event or process.
Step-by-step explanation:
There are various types of speeches an author could use to provide information. If the author intends to describe some object or any other concept by explaining how it is defined or expressing its meaning or significance, then the author would use a definition speech. A definition speech could explain the meaning, theory or concept of a topic the audience does not know much about,