<prompt> Translate the following text to SwahiliLast October there was a congressional hearing at which the General Accounting Office presented unverified Postal Service estimates of the impact of the diversion of First--Class mail---bills and payments---to new technologies.  <response>: Katika mkutano wa bunge wa Oktoba mwaka jana, Ofisi ya Uhasibu ya Jenerali ilitoa makadirio ya huduma ya posta ya athari ya kuelekezwa kwa barua ya darasa la kwanza - bili na malipo - kwa teknolojia mpya. 