the author's purpose and what genre it is
Answer:
If you know you are at risk of becoming unemployed, you should get additional education to learn new skills so you can find another job.
In a business letter or any formal letter you will traditionally use the salutation of.
A. Dear Senator Smith,
This is only slightly different from Dear Senator Smith - however the comma is an important element grammatically that should be included in a formal letter.
The answer is c a speaker using direct persuasions