Answer:
Sclera
Explanation:
Sclera is also known as the white of the eye. Sclera is the tough white portion of the outer coat of the eye.
Sclera protects the eye from the inside and helps in maintaining the eye structure. Sclera mainly consists of collagen and elastic fibers. Sclera increases the nonverbal communication in an organism.
Thus, the correct answer is option (a).
The white portion of the tough outer coat of the eye is called the sclera.
