Which of These Is the Correct Breakdown and Translation of the Medical

Which of these is the correct breakdown and translation of the medical term ichthyosis?

A) ichthy (hard) + osis (condition) = a hardening of the skin
B) ichthy (hidden) + osis (condition) = a hidden condition of the skin
C) ichthy (dry) + osis (condition) = dry skin condition
D) ichthy (scaly) + osis (condition) = a condition of the skin that is dry and scaly
E) ichthy (yellow) + osis (condition) = yellow skin condition