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1.	Who_was_the_first_to_use_the_phrase_‚Äö√Ñ√∂‚àö√ë‚àö‚à´Acid_Rain‚Äö√Ñ√∂‚àö√ë‚àöœÄ?$
A.	Robert Angus Smith
B.	Ernest Flower
C.	Elmer Joseph Clark
D.	Christ Ralph
Answer» B. Ernest Flower