1. No because the dates are not current. If your country of birth is India you cannot file them together.
2. No because you can't get I-485 filed.
3. Remember NIW is not bound to a particular job except for physicians. Doctors are different, but NIW for non physician employment is not tied to a particular position you can change jobs as many times as you like as long as you are still working in the area of 'intrinsic merit' which is the basis of your filing. More...
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