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S and N from DPS, Hyderabad
Subject :IEO    Class : Class 5

Choose the correct preposition to complete each sentence:
What are the causes ___________ water pollution?

A with
B of
C for
D in


Ans 1:

Nithin Ezhilarasan from Shraddha Children's Academy, Padur, Chennai
Class : Class 6
the correct should be option c ,but here it is telling option b

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