what word links these: cab, frequency, station?

Questions

Barbie Dolls: Where Barbie goes skiing?

Be Prepared: Large, regional division of the BSA. Analogous to the OA's lodge.?

Be Prepared: Points 4-6 of the ScoutLaw.?

Be Prepared: The top adult leader of a Boy Scout troop is given this title.?

Be Prepared: What is Explorer Scouting's equivalent of the Troop??