Please choose the correct ending to complete the given sentence: Removing curlers: There's a woman doing a tutorial on how to use a curling iron on a model's hair. she

Ending1: starts by sliding the curling iron into the model's hair and then between her legs. Ending2: shows how you shouldn't use a curling iron on the model's hair. Ending3: shows her technique and how to stop the curling. Ending4: takes sections of the model's hair one at time and puts it into the curling iron and then releases it gradually to pull out the curls.

Answer format: ending1/ending2/ending3/ending4