Which of the Following Statements Is False with Regard to Ratification

Which of the following statements is false with regard to ratification in agency law?

A) A principal cannot ratify a contract if he did not have the capacity to contract at the time the contract was made.
B) A principal can ratify a contract inadvertently.
C) If an agent exceeds her express authority,ratification is the only means by which the principal would be bound to honour the unauthorized contract.
D) Ratification gives the agent authority retroactive to the time of contract.
E) A principal cannot ratify a contract if at the time of the ratification he could not have entered into the contract.