Match list-l with list-ii for the composition of substances and select the correct answer using the code given below the lists

Options

A. `{:("(A)","(B)","(C )","(D)"),("(iii)","(iv)","(i)","(ii)"):}`
B. `{:("(A)","(B)","(C )","(D)"),("(ii)","(iii)","(iv)","(i)"):}`
C. `{:("(A)","(B)","(C )","(D)"),("(i)","(ii)","(iii)","(iv)"):}`
D. `{:("(A)","(B)","(C )","(D)"),("(iv)","(iii)","(ii)","(i)"):}`

Answer

B

Explanation

(A) `"Plaster of paris "=CaSO_(4).(1)/(2)H_(2)O`
(B) `"Epsomite "=MgSO_(4).7H_(2)O`
(C ) `"Kieserite "=MgSO_(4).7H_(2)O`
(D) `"Gypsum "=CaSO_(4).2H_(2)O`