

MCQOPTIONS
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1. |
In spite of the best governmental efforts, (1) / emission of green house gases (2) / and noxious chemicals (3) / remain a cause of worry. (4) No error (5) |
A. | 1 |
B. | 2 |
C. | 3 |
D. | 4 |
E. | 5 |
Answer» E. 5 | |