D because you are dancing (moving your feet ) and working out at the same time.
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Highway signs help reduce the rate of car accidents, help ensure the safety of pedestrians, and help drivers know how to communicate with other drivers in a non-verbal way that keeps us all safe.
Explanation:
Answer:
British English: side /saɪd/ NOUN. right or left part The side of something is a place to the left or right of it. On the left side of the door there's a door bell.
Explanation: