<span>The comma indicates a pause between parts of a
sentence. It is also used to separate items in a list and to mark the
place of thousands in a large numeral.
So this does not need a comma.
Your answer is A: no comma
</span>
spending all their money to buy a new one because they lost it, and they end up finding out the original was fake. they go broke
The answer is the last one, which is "Transforming disaster into opportunity-did you hear what happened?- has made him a hero". As you can see transforming disaster into opportunity has made him a hero is a sentence by itself. "Did you hear what happened?" Is just extra info that goes between dashes.
What? Is this a question?