When you swing your partner at an old-time square dance, you lock elbows and your partner is also swinging you. As a result, you both move in a circle. For this reason,
A. your pull cancels out your partner's pull, making for zero net force and no acceleration.
B. you and your partner must simultaneously pull each other.
C. you both must push outward against each other.
D. you must pull your partner toward you and your partner must push you.
Answer: B
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