Suppose a novel tells about a mad scientist who has started experimenting with the supernatural and the darkness of the human psyche. as he delves deeper into his studies, he travels further from goodness and reality. which of these would best symbolize his disturbed personality?
a. a black cat who lives next door but continually leaves dead rodents on his doorstep
b. a locked briefcase in which he carries belongings when he ventures into town
c. a strange moss that grows thicker on the shingles of his house as the story progresses
d. an old train that runs through the town and lets out a loud whistle