Concept:Zakat is the Islamic practice of giving a portion of wealth to the poor and needy.Explanation:Zakat is one of the Five Pillars of Islam and is specifically an act of charity and social welfare.It requires Muslims who are able to give a fixed portion of their savings to help the poor, needy, and other eligible people.Salat is prayer, Kalimat refers to declarations of faith, and Zawn is not the correct term.Answer:B. Zakat