For one, it's best to remain honest even when no ones looking. Secondly, i'm sure the author of what ever it is would like to receive credit for the work they've done. It's just morally & ethically wrong to accept credit for something that's not original work.
Answer:
The first answer choice is correct. I hope this helped!
B. Because logos is persuasion through logic and fact. using facts and statistics is logos
B. False
Idioms are words that mean something, but not literally.
It's raining cats and dogs is a popular idiom.
The reason it is false is because idioms are usually only popular in the place of their creation.