QUESTION: answer this: critical angle of an interface between a dense medium and air??

ANS: angle of incidence

input: What is the answer to this question? who won usa vs the world ninja warrior 2018?

output: Team Europe

In: dams on the missouri river in south dakota??

Out: Oahe Dam

Please answer this: who is the original singer of almost is never enough?

English singer Nathan Sykes

Q: Answer this question:

who is the owner of apple i phone??

A: Apple Inc.

Q: where does will go to die in me before you?A:
the clinic