Concept:A Hadith text (matn) is rejected when it contradicts established reality or clear religious principles.Explanation:Hadith scholars examine both the chain of narrators and the text of the Hadith.A text is considered unacceptable if it goes against natural phenomena, reason, the Quran, or authentic confirmed Hadiths.Such contradictions show that the reported words are likely not from the Prophet.The option that matches this condition is the one stating that the Hadith is rejected if it is against natural phenomenon.Answer:B. against natural phenomenon