In writing prose how can you make sure readers have a clear understanding of your meaning

Can someone explain this to me clearly plz

Why college athletes should not get paid to play state the claim a. point a b. direct quotation to support point a c. point b d direct quotation to support point b

What else do you think experts can learn from studying the language of written work? what do you think is the value of studying the language of william shakespeare whose writing is over hundreds of years old?