Detailed Instructions: In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Problem:A woman is seen speaking to the camera while pointing to an exercise bike. Sh adjusts the settings on the bike and climbs on top to begin riding. she <sep> (A) continues riding on the bike and stopping to adjust settings. (B) moves her hands around the machine as well as using her legs and steering the machine. (C) moves the tire all along the bike while speaking to the camera and pointing to the bike. (D) reaches into a case and pulls out a canvas.
Solution:
A