In the Context of Agency,ratification Refers To

In the context of agency,ratification refers to:

A) reaffirming a contract to which one previously agreed
B) agreeing,after reaching majority,to be bound by a contract entered into as a minor
C) agreeing to be bound to a contract entered into by an agent that exceeded the agent's authority at the time the agent entered into it
D) getting the appropriate agency to agree to take steps to reduce an excessively large rodent population