Please choose the correct ending to complete the given sentence: Blow-drying hair: The man uses a brush and instructions appear. We see more instructions on the screen. Instruction tell views to mold hair. more instructions

Ending1: flicker across the screen. Ending2: appear on the screen. Ending3: appear showing and hand signs of hair growing. Ending4: appear and the timer shows time and timing.

Answer format: ending1/ending2/ending3/ending4