According to Naiya̅yikas we ascertain the relation of universal concomitance between x and y : 

(A) We can determine the relation only if we can determine the relation of essential identity between x and y  

(B) By perceiving that in all cases the presence of x is accompanied by the presence of y 

(C) We can determine the relation only if we can determine the relation of cause and effect between x and y 

(D) By not perceiving any instance where the presence of x is not accompanied by the presence of y or vice-versa. 

Choose the correct answer from the options given below :