Concept:Zakat can be given only to the specific categories of people mentioned in Islam.Explanation:The poor and the needy are clearly entitled to receive zakat.A slave is also entitled, because zakat may be used to free slaves.The sick are not listed among the eligible recipients.A sick person becomes eligible only if he or she is also poor or needy.Therefore, being sick alone does not make a person entitled to zakat.Answer:C. the sick