The answer to the question for Hizb 18 is:
c: life and this is from surah Al-Anfal, ayah # 24:
O you who believe! Answer Allah (by obeying Him) and (His) Messenger when he (صلى الله عليه وسلم) calls you to that which will give you
life, and know that Allah comes in between a person and his heart (i.e. He prevents an evil person to decide anything). And verily to Him you shall (all) be gathered.