Concept:The articles of Imān are the core beliefs required of a Muslim.Explanation:In Islam, Imān consists of six articles of faith:1. Belief in Allah.2. Belief in His angels.3. Belief in His books.4. Belief in His messengers.5. Belief in the Last Day.6. Belief in divine decree (Qadar), both good and bad.Thus, the articles of Imān are six.Answer:A. six