I think the best answer would be A
evidence and proof is important to support your credabilty
        
             
        
        
        
Answer:
Theresa is going to be my girl this year, he promised himself as he left the gym full of students in his new fall clothes.
Explanation:
 
        
             
        
        
        
Hello!
Topic sentences express the main idea of paragraphs, states the main point the writer wishes to make, and is usually the first sentence in a paragraph.
The sentence in this paragraph which meets all of the above criteria: <span>Writing is difficult because so many skills are involved.
This sentence states the main idea, lets us know what the author is trying to say, and is the first sentence of the paragraph--all the things we expect topic sentences to do.
I hope this helps you!</span>