<prompt> Ili kujifunza lazima iwe na kitabu sahihi, kufanya kazi kwa ufanisi ni nini lazima mtu awe nacho? Choose an answer to this question from the following options:A: jiboresheB: kuwa na zanaC: kuwa mwenye ujuziD: kuendeleaE: kuwa na maarifa zaidi  <response>: The right answer is B 