Why is it useful to compile multiple sources when writing a research paper?

a. it allows you to compare information and make sure you're presenting the most correct and useful data.

b. using multiple sources looks more scholarly and makes the research appear to be more professional.

c. limiting a paper to only one source is plagiarism.

d. it allows you to write a longer paper.

Fine fellow, that lebrun," said arobin when robert had gone. "i never heard you speak of him.""i knew him last summer at grand isle," she replied.  what becomes apparent during this conversation? robert and arobin are both aware they are rivals for edna’s affections.arobin is unaware of robert’s role in edna’s life, but robert is aware of arobin’s role.robert is completely unaware of arobin’s romantic intentions and love for edna.robert has much more confidence in himself than arobin does.