Different types of excretory structure and animals are given below . Match them appropriately and mark the correct answer from among those given below .
A. `{:((D) , i "," (C), ii "," (B), iii , "and" (A) , iv):}`
B. `{:((B) , i "," (C), ii "," (A), iii , "and" (B) , iv):}`
C. `{:((D) , i "," (C), ii "," (A), iii , "and" (B) , iv):}`
D. `{:((B) , i "," (C), ii "," (B), iii , "and" (A) , iv):}`
