It's not these two answers.
What about them ? Did you mean to post more or add a picture ?
I need more information but I hope all is well! (:
The answer is: D) a piece of equipment.
The word <em>device </em>is a piece of mechanical or electronic equipment which is adapted for a particular purpose. In that respect, <em>equipment </em>refers to the necessary items for a particular purpose.
The rest of the options are incorrect because the narrator deals with a concrete appliance that measures calories - it does not burn food and it does not concern an abstract thought or scientific theory.
The symbolism of the author plucking the rose and offering it to the reader is a device to a. have the reader feel connected to the narrator and the story. Sometimes it's called breaking the wall. Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help.
