Complex sentence: Impressed by his poise, the party's bosses ask Eric to take over as candidate, and the singer, knowing he has no chance to win, agrees for the exposure and the radio airtime in which he can showcase his singing.
Split into simpler sentences: Impressed by his poise, the party's bosses ask Eric to take over as candidate. The singer, knowing he has no chance to win, agrees for the exposure and the radio airtime in which he can showcase his singing.