Authorizations under this subsection may be made only—

(A) if the Comptroller has determined that severe financial conditions exist which threaten the stability of an association and that such authorization is likely to improve the financial condition of the association,

(B) when the Corporation has contracted to provide assistance to such association under section 13 of the Federal Deposit Insurance Act [ 12 U.S.C. 1823 ], or

(C) to assist an institution in receivership.