With no explanation, chose the best option from "A", "B", "C" or "D". Blanket Leases. (i) Constructive Notice 16 OKLA. Stat. § 16 provides that “[e]very conveyance of real property acknowledged or approved, certified and recorded as prescribed by law from the time it is filed with the register of deeds for record is constructive notice of the contents thereof to subsequent purchasers, mortgagees, encumbrancers or creditors.” In applying the effect of constructive notice under this statute, the Oklahoma Supreme Court has noted that “[wjhatever is notice enough to excite attention and put the party on his guard and call for inquiry is notice of everything to which such inquiry might have led. When a person has sufficient information to lead him to a fact, he shall be deemed conversant of it.” Rubendall v. Talla, 190 Okla. 24, 119 P.2d 851, 853 (1941) (<HOLDING>). Accordingly, Union Bank asserts that because

A: holding that foreclosure of prior mortgage extinguished second mortgage
B: holding that a subsequent encumbrancer was charged with constructive notice of an obligation to execute a second mortgage contained in filed instrument
C: holding that the trustee did not have constructive knowledge of an improperly executed mortgage because ohio law provided that an improperly executed mortgage does not provide constructive notice to a subsequent bona fide purchaser
D: holding that where individual held title to property as trustee but gave mortgage to bank in her individual capacity a title reference on the mortgage to the deed into her as trustee provided constructive notice that the mortgage was supposed to be from the individual as trustee or at the least that the holder of a subsequent interest would not be a bona fide purchaser
B.