Why these people put wrong answers anig tryna pass

What detail is explicit from this paragraph?

Now for all my fellow anime lovers i have 4 questions: 1. which ship would have been the best ending for inuyasha a) inuyasha x kagome b) sesshomaru x kogome c) koga x kagome d) none 2. what is your ideal ending for fairy tail 3. which show wouldn't you mind watching or rewatching a) ghost hunt b) psycho pass c) inuyahsa d) the wallflower e) pick your own 4. what is the anime show you that you would love to live in for a year?

What does bts stand for? what is the importance of bts? who first started it?