The expression from Text II upstream, midstream and downstream (lines 8-9) implies that investment programmes will be respectively directed to costs that involve
						
						-                              A.                                                  oil transportation by boat against water flow / oil storing  in the middle of the river journey / oil transportation by  boat following water flow.
 -                              B.                                                  oil transportation by boat following water flow / oil storing  in the middle of the river journey / oil transportation by  boat against water flow.
 -                              C.                                                  oil exploration and production / oil processing, storing,  transporting and marketing / oil operations after the  production phase through to the point of sale.
 -                              D.                                                  oil exploration and production / oil operations after  the production phase through to the point of sale / oil  processing, storing, transporting and marketing.
 -                              E.                                                  oil processing, storing, transporting and marketing /  oil exploration and production / oil operations after the  production phase through to the point of sale.