A client has an options account that is qualified to buy options and sell covered calls. The client calls his representative, telling him that he wants to sell naked calls in the account.
In order to do this, all of the following procedures are required except:

a. The customer must be sent a new Options Agreement which must be signed and returned within 15 days.
b. The Registered Options Principal must reapprove the account for naked options writing.
c. The "Special Statement for Uncovered Options Writers" must be provided before executing the transaction.
d. The "Options Disclosure Document" must be provided before executing the transaction.