D. [71 pts. Answer the following general multiple-choice type questions; note that four wrong answers will cancel one correct answer (a wrong answer will cost you 1 pt.): [ 15 pts. ] A company that handles hazardous waste wants to minimize the shipping cost for shipments to a disposal center from five receiving stations it operates. The locations of the receiving stations and the volumes to be shipped daily are given in the below table: Daily Volume Location (x, y) (in truck loads) A (7.40,4.60) 11 B 15 (9.60, 1.70) (1.60, 1.50) 4 D (7.00, 8.00) 13 E (4.20, 9.60) 12 1. [5 pts. ] Which one of the following coordinate is closest to the optimal location using median method? (5.25,5.98) (7.00,5.75) (3.50, 4.60) (7.00, 4.60) 2. [5 pts. ] Which one of the following coordinate is closest to the optimal location using gravity method? (6.79, 7.94) (6.11,5.48) (6.79,5.48) (7.46, 4.38) 3.[5 pts. ] Which one of the following is closest to the total distance traveled (optimal objective function value) using Rectilinear distance measure for the optimal median solution? 168 337 259 130