who won best boy band of the year???

Answer: BTS
Question: what are the products of the breakdown of lactose?

Answer: galactose
Answer this question: who has the most gold medals in history??

Michael Phelps
Q: who won ncaa men's basketball in 2017?A: North Carolina
Input: where are the largest number of polar bears found?

Output: Hudson Bay
Answer this question: who performed the first successful heart bypass operation in 1964??
Vasilii Kolesov