The correct option is B Proteus
Several salamanders that inhabit caves are called as cave salamanders and some have developed special, even extreme adaptation to their subterranean environments. The adaptation also includes rudimentary or even absent eyes. Thus, the related term as blind salamanders or the absence of pigmentation, rendering them a pale yellowish or pinkish color. Proteus is a unique blind salamander endemic to caves of southeastern Europe.
Therefore, the correct answer is option B.