Answer:
A: Concrete
Step-by-step explanation:
Imaginery is a figurative language used by the writers in order to help the readers have a better idea and understanding of what they are tallking about. With the representations created in the reader's mind, he or she gets close to what the author experiences. In the case of concrete imaginery (the use of vivid descriptions) in the sentence presented, the sense of smell (olfactory, scent) is expressed in the smell of too old potato peels.