Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to build a motor [title] Wind wire around a cylindrical object like a pen or pencil cell. [step] This coil of wire will be the moving motor armature. If the wire is thick then the diameter of the coil should be larger.

Ending1: A thin wire with smaller coil diameter is recommended for beginners since it is easier to bend. Make approximately 30 loops in the coil so enough power can run through the electric motor. Ending2: [title] Assemble a circle or taproot parallel to the piece of wire. [step] Spread the wire around so it lies against the thick end of the coil. Ending3: [title] Make a wide beam or pier around the pen or pencil cell. [step] This beam will be the raising port for the motor. Ending4: About a 1/8 inch coil of wire is ideal. [title] Grab a piece of 2/3 inch of wire as high as you can away from your landmark.

Answer format: ending1/ending2/ending3/ending4