Finally, the Commission solicited comments on a variety of alternatives regarding interconnection, roaming and resale obligations for commercial mobile radio service providers in compliance with section 603(c).
The commission wanted opinions of different alternatives. 
mnli hypothesis: The commission wanted opinions of different alternatives.  premise: Finally, the Commission solicited comments on a variety of alternatives regarding interconnection, roaming and resale obligations for commercial mobile radio service providers in compliance with section 603(c).