Answer:
Suggest that Doctor Reefy pulling the tooth of another patient. sensed that the doctor was the enemy of bestial lust — symbolized by the image of teeth compares the doctor to the gnarled apples left on the trees by those who pick fruit to ship to the city. The wife was "like one who had discovered the sweetness of the twisted apples, [and] she could not get her mind fixed again upon the round perfect fruit that is eaten in the city apartments."
Explanation:
The sentence that uses figurative language is "My day at school was a marathon and a triathlon combined." because this person's school day was obviously not a marathon/triathlon, but they use this to emphasize how tiring the day was.
Secondary sources can be used as proof or validity of a arguemnet can be backed using it
Reference::library
you find words in a dictionary, you find references in a library