What is the sign of \dfrac35 + \dfrac35 5 3 ​ + 5 3 ​ start fraction, 3, divided by, 5, end fraction, plus, start fraction, 3, divided by, 5, end fraction? Choose 1 answer: Choose 1 answer: (Choice A) A Positive (Choice B) B Negative (Choice C) C Neither positive nor negative—the sum is zero.