QUESTION: answer this: who sings i love to change the world??

ANS: Alvin Lee

input: What is the answer to this question? who has won the triple crown of motorsport?

output: Graham Hill

In: who solved the problem of longitude at sea??

Out: John Harrison

Please answer this: when items are to be retrieved in reverse order from which they were stored we use?

a stack

Q: Answer this question:

who sings the song i hate you i love you??

A: Olivia O'Brien

Q: who needs to fill in a uk landing card?A:
non-EEA citizens