Task: Text Completion
Input (English): An introduction is shown for a video about how to clean running spikes. a guy <sep> (A) begins to show off a vacuum. (B) explains that he will clean the spikes while showing the dirt on the spikes. (C) in a clothes and shirt is shown wiping down a grey wall with a cloth. (D) shows his bare back to the camera while crouching down.
Output (English): B