Sam has a long position in one coffee futures contract that expires in June. To close her position, she should: a. Sell one coffee contract that expires in June. b. Trade her long position contract. c. Buy two coffee contracts that expire in June. d. Buy one coffee contract that expires in June.

The following table gives the map coordinates and the shipping loads for a set of cities that we wish to connect through a central hub.,(7,(4,(7,(6,(2,( 2,) for the location of the proposed new central hub, the coordinates should be near: x==) if the shipments from city a double, for the location of the proposed new central hub, the coordinates should be near: x==.926.865.017.21