Please choose the correct ending to complete the given sentence: Rollerblading: A group of friends sit together against a fence at a skate park. People on roller blades do tricks on a ramp over steps. people on roller blades

Ending1: do tricks on a bench at the skate park. Ending2: skate on empty roads and over slopes. Ending3: skate around the city. Ending4: cycle side to side.

Answer format: ending1/ending2/ending3/ending4