A Deferred Call Provision Refers to The

A deferred call provision refers to the:

A) open market price of a callable bond on a certain date.
B) prohibition of a company from redeeming callable bonds prior to a certain date.
C) prohibition of a company from ever redeeming callable bonds.
D) seniority of callable bonds to noncallable bonds in the event of corporate default.
E) amount by which the call price for a callable bond exceeds its par value.