Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to get into an aircraft cockpit (for kids ) [title] As you pass the cockpit, peek in! [step] Hopefully, the pilots or one of the flight attendants will notice your child's curiosity and invite them to peek around the cockpit. [title] If they don't notice, keep trying to look in but don't stay in the front foyer long. [step] Don't make the flight attendants suspicious.

Ending1: [title] Request a seat in the back of the aircraft. [step] This way, you can check for hidden goodies. Ending2: [title] Don't leave your computer unattended, close any windows that you are not using. [step] Most pilots and flight attendants will try to hack your computer if they suspect an open window. Ending3: [title] Calmly open the cockpit doors of the aircraft. [step] Shake his/her hand firmly and, with a firm grip and eyes locked, firmly say, " good morning...", and then leave. Ending4: Ask for permission to see the cockpit if you're not invited in. [substeps] Success generally depends on the proximity to the departure time.

Answer format: ending1/ending2/ending3/ending4