Please choose the correct ending to complete the given sentence: Kayaking: Man wearing a blue helmet is kayaking in river showing how to use a row. man in river

Ending1: is sitting in yellow kayak holding a row. Ending2: is kayaking in the water of river. Ending3: wearing a white helmet is showing how to use a row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of row of rows of row of row of row of row of row of row of row of row of row of row of row. Ending4: is flashing a red light.

Answer format: ending1/ending2/ending3/ending4