<prompt> Translate the following text to SwahiliIf this option is exercised, GAO will send a letter to the original requester and each co-requester documenting this agreement.  <response>: Ikiwa chaguo hili litatumiwa, GAO itatuma barua kwa mwombaji wa awali na kila mwombaji mwenza akirekodi makubaliano haya. 