A person who uses a guide dog visits a real estate office in search of an apartment to rent. How should the salesperson proceed when working with this person?

a. search for apartment that permits pets.

b. ask for an increased amount of security deposit than would be charged other tenants to cover potential damage caused by the dog

c. tell the person only about apartments that are designed for people with disabilities

d. ask about the size of apartment the person is looking for and other feature that the person would like