Sujata has a stopover in Iceland and can choose one of three tours: visit the thermal springs, hike the glaciers, or view the Northern Lights. If Suj ata chooses the Northern Lights, her opportunity cost would be O zero as long as the Northern Lights was her top choice. O the value of visiting the thermal springs if that was her last choice among the three tours. O the combined value of visiting the thermal springs and the glaciers. O the value of visiting the thermal springs if that was her second choice after the Northern Lights