Yes. You would need to determine which chapter of bk you qualify for, if any.
Yes, you probably can, but I can not say that it is a good idea, because you do not put enough information down. Such as, do you own any REAL property (such as house) as that would affect the type of bankruptcy you would file. Please speak with a qualified bankruptcy attorney in your jurisdiction.
Yes, if you qualify, dependent upon the Chapter of bankruptcy.