<prompt> Translate the following text to SwahiliIn particular, to prevent the reoccurrence of energy shortages and price volatility, a diverse mix of fuel sources should be maintained.  <response>: Hasa, ili kuzuia kutokea tena kwa upungufu wa nishati na kutofautiana kwa bei, mchanganyiko tofauti wa vyanzo vya mafuta unapaswa kudumishwa. 