Please choose the correct ending to complete the given sentence: Longboarding: They begin to show recordings of themselves doing different tricks as they ride down the hills. at the end of the video

Ending1: there is a red release sign. Ending2: they show themselves chatting and talking with the camera and the closing credits are shown. Ending3: , a picture appears with a caption from the website. Ending4: , a white screen appears with black words that read " belaswind@toilet " and appear that say's " the rock horse network ".

Answer format: ending1/ending2/ending3/ending4