Read the text below and decide which option (A, B, C, or D) best fits each gap. Originating primarily in Russian fairy tales, the Firebird is rarely seen as a (5)_________ entity that causes harm. In some classic tales, the bird is famous for stealing a tsar's (6)_________ golden apple. In other stories as well, it is depicted as a mischievous and (7)_________ creature, prone to doing strange things, but not as an evil being intent on causing harm. Till date, the firebird remains (8)_________, as no one has ever captured an image of the bird or found its feather, believed to possess magical healing properties. 7?