C. Main thought, or main idea.
Answer:
Thats Great !!!
help me by marking as brainliest....
What is the article given?
Well an expository essay is a writing peice that explains your topic or whatever you plan to write about and when you write you can really use any method but it has to sound right and feel right.
Answer:
A sound argument is sensible and valid
Explanation:
Sound can mean strong so a strong argument would be sensible and valid
