Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to assemble a diy skateboard lamp [title] Remove trucks. [step] Here, the drill will be used to create the holes needed to insert the light adapters. With the drill, insert the hole saw and align the tip at the center of the " x " where the ruler lines intersect.

Ending1: When you turn the blade left or right, you will see that the squares in each hole are now oriented with center. Once you've aligned the squares to the area where you will connect the lights (see the above picture), you can now glue the lights onto the grounded area. Ending2: Then you will drill in the other screws. [substeps] If you need to customize the holes for the lamp, you can do so using your high school classroom equipment. Ending3: Push firmly on the board with the drill so the hole saw will not slip and drill the hole. [substeps] Repeat on the center of the " x " within the other set of truck holes. Ending4: [title] Attach the black adapter to the white adapter. [step] Place the end of the white adapter on top of the black adapter.

Answer format: ending1/ending2/ending3/ending4