Match the items in column I and column II and choose the correct option.
`{:("Column I", "Column II"),("UV", (i) "Biomagnificatron"),("Biodegradable organic matter", (ii)"Eutrophication"),("DDT",(iii) "Snow blindness"),("Phosphates",(iv)"BOD"):}`
The correct match is :
A. `{:("A","B","C","D"),(2,1,4,3):}`
B. `{:("A","B","C","D"),(3,2,4,1):}`
C. `{:("A","B","C","D"),(3,4,1,2):}`
D. `{:("A","B","C","D"),(3,1,4,2):}`
