Match the method of concentration of the ore in column I with the ore in column II and select the correct alternate.
`{:(" "I," "II),("(X) Magnetic separation",(A) Ag_(2)S),("(Y) Froth floatation","(B)" FeCr_(2)O_(4)),("Z Gravity separation","(C)"Al_(2)(SiO_(3))_(3)):}`

Options

A. `{:(X,Y,Z),(A,B,C):}`
B. `{:(X,Y,Z),(B,A,C):}`
C. `{:(X,Y,Z),(C,A,B):}`
D. `{:(X,Y,Z),(B,C,A):}`

Answer

B