They are not synonyms of each other, but both are used as synonyms of the word "unbiased." Each word has a very broad meaning, and the meanings only intersect when describing an unbiased opinion or view.
Answer: The main reason a speaker might use exclusive language is to <em>highlight differences between opposing sides.</em>
Explanation: Exclusive language is language that actively excludes something or someone.
One fact: sleep provides better brain functioning and a better chemical balance in the brain.