<span>Merlin lives backwards so he knows that the child that will be born (Arthur) will be future king, so he makes the bargain with Uther to have the child.</span>
A folktale is a type of traditional story that tries to explain something, or which is meant to help people behave well in the world. Such stories usually are fiction<span>-based with magical or supernatural elements, and they often are woven around talking animals, royalty, peasants or mythical creatures. Initially passed down through oral tradition, they were a major means of educating and entertaining prior to the development of printed materials and modern technologies, and they remain instrumental in preserving aspects of the culture in which they develop.</span>
I am not entirely sure on this one... but the third option is my best guess.
c.) the area looks barren.
The challege Sara faces is that she had to decide whether or not to help the lady she saw on the trail, even though she was too scared.