Question ID:PT93 S4 Q6 Passage:A corporation is planning separate travel itineraries for two representatives, Frank and Gloria, each of whom must visit exactly three of the following cities: Houston, Montreal, Seattle, and Toronto. Each city must be visited by at least one of the representatives and at most once by each representative. The following additional conditions apply to the itineraries:Anyone visiting Montreal must visit Toronto immediately afterwards.If Gloria visits Houston, then Frank must visit Montreal.If Frank visits Houston, then he must later visit Seattle. Stem:If the second city Frank visits is Seattle, then which one of the following must be true? Correct Answer Choice:BChoice A:The first city Frank visits is Montreal. Choice B:The third city Frank visits is Toronto. Choice C:The first city Gloria visits is Seattle. Choice D:The second city Gloria visits is Montreal. Choice E:The third city Gloria visits is Toronto.