The answer isn’t b. It is a because it should say are instead of is
Answer:
This excerpt assists in resolving the plot by revealing Dr. Jekyll’s conflicts with nature that caused him to withdraw inside himself since from the start, it was talking about how he has degraded his own faults, which in this case, made him, him. At the end of it, he was driven to reflect deeply.
Explanation:
He taught himself math, and was a maker of almanacs, an astronomer, and an author. Need to know more? Go here : http://www.biography.com/people/benjamin-banneker-9198038
Giving you an idea and information about what the dog will be training to do and helps you to understand a little about the hearing ear association