Please choose the correct ending to complete the given sentence: Finance and Business: [header] How to shop at gum in moscow [title] Prepare a few forms of payment like a credit card or debit card. [step] If you want to use cash, be sure to convert your home currency into the russian ruble. [substeps] Call your bank to tell them you will be traveling to moscow to avoid your credit card or debit card being declined.

Ending1: As a matter of procedure, banks flag any purchases that are made far away from home in case of theft. Usually, calls have to be made to reactivate the card before making further purchases. Ending2: If you want to have some cash, try to book a good but hefty advance. [title] Select clothing, as russia has a strict dress code. Ending3: [title] Purchase a ticket to moscow in advance. [step] The russian ruble will only be available in the early spring. Ending4: [title] Make arrangements to purchase travel bags that will hold basic items you might need during your trip. [step] This includes your luggage, clothing, and wine.

Answer format: ending1/ending2/ending3/ending4