Plz help 20 points and more
 If a = − 65 and b = 8, the product of a x b models which rule for multiplying integers? What is the product?
 A) (+)(+) = +; The product is 520. 
 B) (−)(−) = +; The product is 520. 
 C) (+)(−) = −; The product is −520. 
 D) −(−)(+) = −; The product is −520. Eliminate