OPINION — AG — "WOULD YOU PLEASE GIVE YOUR OPINION AS TO WHETHER THE SOUTH CADDO SOIL AND WATER CONSERVATION DISTRICT BOARD OF SUPERVISORS CAN LEGALLY BORROW, NOT TO EXCEED $33,000.00 AND USE AS THE SOLE SECURITY, THE AGREEMENT WITH THE BUREAU OF INDIAN AFFAIRS?" — AFFIRMATIVE CITE: 2 O.S. 1961 808 [2-808](B)(9), 2 O.S. 1961 907 [2-907] (JOSEPH MUSKRAT)