Answer & Explanation:
The main character or main plot-driving character is the protagonist. Someone who opposes their goals is an antagonist--and often there is a "the antagonist" vibe, where the primary character opposing the protagonist is "the" antagonist. ... Bill and Ted's Excellent Adventure, for example, arguably has two protagonists.
Answer:
Neurologists are specialists who treat diseases of the brain and spinal cord, peripheral nerves and muscles
Marrisa is experiencing symptoms of hyperthyroidism.