It is A. It's just like loans, for some loans after 3 years it's wiped , your credit is fresh and you can start over again.
Look it up on google and put it in to your own words!
Well, the use for the atomic bomb was that it was dropped on Hiroshima and Nagasaki to end the war (With Japan at least) The rest are technically true, but that wasn't really it's use. So A is you best bet here:)
