premise: Any materials or documents that have been furnished by or on behalf of the disclosing party to the receiving party or its Representatives will, promptly upon the disclosing party’s request, at the receiving party’s option, either  (i) be returned to the disclosing party, and all copies of such documentation will be destroyed, or  (ii) be destroyed (along with all copies of such documentation), such destruction to be certified in writing to the disclosing party.