In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
A specialist who tests eyesight

Options

A. optician
B. ophthalmologist
C. ichthyologist
D. neurologist

Answer

B

Explanation

ophthalmologist : a doctor who studies and treats the diseases of the eye optician: a person whose job is to examine people.s eyes and to recommend and sell glasses ichthyologist: a zoologist who studies fish neurologist : a doctor who studies and treats diseases of nerves