Please choose the correct ending to complete the given sentence: Rollerblading: Man is sanding in the middle of street skating. another man

Ending1: is sanding in a skate court. Ending2: is in street with him and are skating together. Ending3: is sanding in the middle of a street. Ending4: is adulnison in a z screup.

Answer format: ending1/ending2/ending3/ending4