Please choose the correct ending to complete the given sentence: Travel: [header] How to maintain an exercise routine while traveling [title] Research the area you will be traveling to ahead of time. [step] Determine whether or not there are any exercise facilities available for out-of-town visitors. [substeps] Contact professional gyms and aerobic centers and inquire about weekend passes that may be available for visitors and tourists to purchase.

Ending1: Ask about medical facilities and intramural fitness facilities, as well as online listings for dates, locations, and physical destinations. [title] Understand the variety of exercise options available in your area. Ending2: With a pass like this, you can have full access to a workout facility during your vacation. [title] Carefully plan out your travel schedule and make note of any gaps in your itinerary that can be filled with an exercise routine. Ending3: [title] Assess if your area has open programs for visitors to find and stay with you. [substeps] Many parts of the united states will have free workouts available for prospective customers. Ending4: Determine whether or not certain methods of exercise will be used to keep you from being arrested for a robbery or burglary. [title] Take into account whether or not your hotel or venue requires potty breaks.

Answer format: ending1/ending2/ending3/ending4