What does the Realtor Code of Ethics say about Multiple Offers?

The Realtor Code of Ethics Standard of Practice 1-15 

REALTORS®, in response to inquiries from buyers or cooperating brokers shall, with the sellers’ approval, disclose the existence of offers on the property. Where disclosure is authorized, REALTORS® shall also disclose, if asked, whether offers were obtained by the listing licensee, another licensee in the listing firm, or by a cooperating broker. (Adopted 1/03, Amended 1/09)