What are the signs of the charges in the configuration shown in the figure? A. Charges 1, 2, and 3 are positive. B. Charges 1, 2, and 3 are negative. C. Charges 1 and 3 are positive, and 2 is negative. D. Charges 1 and 3 are positive, and 2 is negative.

Q: This second answer is still incorrect.  Would there be another way to figure this out?   Thanks

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