A. The mystery around the monkey's paw is introduced
Hints of this lie in the adjectives such as "curiously" and the mention of "magic" which tells the reader that there might be something more to monkey's paw, and that maybe we should be curious.
Answer:
Heart of stone
Explanation:
The saying "Heart of stone" is a figure of speech, you can't actually have a heart made of stone.
In an outline capital letters can indicate many different things, but almost always they are used to signal a change in topic, or at lease a change in subtopic.
I believe it is personification because he is giving the sand the ability to stretch and to be alone which sand cannot do.