Please choose the correct ending to complete the given sentence: Rollerblading: A small group of people are seen lifting a large object into the back of a van and close ups of them and a building. the people

Ending1: carry the large object down the street and puts it in a bath tub. Ending2: move back and fourth as they carry the man back and fourth along with others. Ending3: are seen riding around a large gymnasium on roller blades performing various flips and tricks. Ending4: continuously hold the weight up over their heads while demonstrating how it works.

Answer format: ending1/ending2/ending3/ending4