Tree Nursery Signs an Instrument That States with Certainty a Fixed

Multiple Choice

Tree Nursery signs an instrument that states with certainty a fixed amount to be paid at the time the instrument is payable. Fixed amount means that the amount must be

A) stated as a fixed, not a variable, rate.
B) ascertainable from the face of the instrument.
C) determinable before the time it is payable.
D) all of the choices.