Please choose the correct ending to complete the given sentence: Kneeling: The model poses by kneeling on her right knee and bending sideways by supporting herself on her right arm. the instructor

Ending1: then begins their exercise routine similar to that of the model in mid oval back. Ending2: continues instructing them in a classroom and leads into them bumping heads together. Ending3: adjust her foot to show the correct posture for yoga. Ending4: instructor instructs the bride and groom on how to move gracefully.

Answer format: ending1/ending2/ending3/ending4