Answer asap , 30 points. the graph of g(x) = |x – h| + k is shown on the coordinate grid. what must be true about the signs of h and k? a. both h and k must be positive. b. both h and k must be negative. c. the sign of h must be positive, and the sign of k must be negative. d. the sign of h must be negative, and the sign of k must be positive.