You would round this to the nearest million, which would make it 55 million.
The answer is e.
You could infer that they lost there keys. (B.
The Crystal Merchant has been tricked over time into believing “the world's greatest lie” because he hadn't changed his life in 30 years and was in the mindset that it was too late for him to change anything because being a crystal merchant was all he knew how to do.
I believe the two choices for you to pick are A and D