Please choose the correct ending to complete the given sentence: Cars & Other Vehicles: [header] How to drive a boat with an outboard motor [title] Position yourself so you are straddling the seat nearest the motor. [title] Prime the motor by squeezing the primer bulb on the fuel line until resistance is felt. [step] Never squeeze the bulb while the motor is running.

Ending1: [title] Remove the fuel line plate from its housing. [title] Ensure that the throttle is set to the " nw " signal, instead of " p ". Ending2: If there is any resistance from the engine running and you feel resistance, you know that the motor is working. Try not to use choke checks or to bend the fuel line too much. Ending3: [title] Make sure the boat is in neutral. [step] Generally, this will be with the shift lever in the up position, or the middle position between reverse and forward. Ending4: You risk damaging the needle by simply jerking the bulb. [substeps] Your wheel will do most of the work for you.

Answer format: ending1/ending2/ending3/ending4