Question

you have frequent headaches, you'd better visit an......... and get your eyes examined (ophthalmology). ​

Answer 1

Answer:

In the case that, "You have frequent headaches, you'd better visit an ophthalmologist and get your eyes examined. "

Explanation:

In the above mentioned fill in the blank, the following could have been used,

-optician,

-ophthalmologist

-optometrist

All of these are people who specialize in handling eye care.

They are specialized medical doctors who look into eye and vision care. These specialists are responsible for testing eyes, diagnosing any issues,  diseases and prescribing treatment, medicine, etc.