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http://docs.google.com/viewer?a=v&q=cache:5W-htaU12i4J:202.116.88.74/teacherweb%255Cxds.nsf/0/EB64C4A904ACCDE2482577C7000FB655/%24FILE/HW6-problems.pdf+the+texago+corporation+has+four+oil+fields,+four+refineries,+and+four+distribution+centers+in+the+location+identified+in+the+next+tables.+a+major+strike&hl=en&gl=us&pid=bl&srcid=ADGEESi_j5idlBaLH9Uf8iPtEMX457HmGL6T1fy_2AJf6ML8AHdRy0ojP3F4MPOBpnglpcsMVdwCSmSwdVEvSB4V9cRFqrtZqGLQB44GaBTcj0_zrpbsYBTvhMTupa20DA0GAtOqSi9R&sig=AHIEtbSUFjZRc3Nvfnz8ojMWbdn-H-xgCgpage 5 9.5-4 texago corporation has 4 oil fields i think the chart of refinery and distribution chart is used on the assignment and the questions from A to E.