3. I don't think I can graduate from the university in four years because I also take commercial design as my minor. Which use of the word "major" is the exact contrast in meaning to word “minor” above?(A) One major reason why students don't study hard is that they lose confidence in school learning；they don't think their study here can help them find good jobs when they graduate.(B) One annoyance an English major suffers is that (s)he is often treated as a walking dictionary, as if(s)he should know every word in the language.(C) Although John Smith never studied in the military academy, he fought bravely during a series of battles and thus got promoted to be a major.