Answer:
What is red, orange, yellow, green, blue, indigo, violet, red, orange, yellow, green, blue, indigo, violet, red, orange, yellow, green, blue, indigo, violet?
It is not your enemy, yet we still beat it. What is it?
What has ears but does not listen
What is brown, big and red all over?
Why did Mr Ohm marry Mrs Ohm?
A caribbean shape that makes ships disappear.