General Knowledge (GK) Quizzes Analogy

Directions:
In the following question find out the alternative which will replace the question mark.

Question:
Carbon : Diamond :: Corundum : ?

Option A):
Garnet
Option B):
Ruby
Option C):
Pukhraj
Option D):
Pearl

Correct Answer is Option B):
Ruby

Explanation:
As Diamond is made of Carbon similarly Ruby is made of Corundum.