Natural Resource Investment Company and Mega Bank Are Secured Parties

Natural Resource Investment Company and Mega Bank are secured parties with security interests in property owned by LNG Gas Corporation.Between these security interests,the first to be filed or perfected has priority over other filed or perfected security interests in 

A)  ​most circumstances. 
B)  ​no circumstances. 
C)  ​states that have not adopted Article 9 of the UCC. 
D)  ​states that require a security agreement to be signed and dated by the creditor.