<prompt> Translate the following text to EnglishKwa kuunga mkono pendekezo hilo, Makamu wa Rais katika barua yake ya Agosti 2 alisema kwamba kuhifadhi uwezo wa mamlaka ya utekelezaji kufanya kazi kwa ufanisi inahitaji kuheshimu usiri wa mawasiliano kati ya Rais, Makamu wa Rais, na Rais.  <response>: In support of this proposition, the Vice Presidentas August 2 letter states that apreservation of the ability of the executive branch to function effectively requires respecting the confidentiality of communications among a President, a Vice President, 