During the past century, the temperature of Earth has increased by ___

1.	During the past century, the temperature of Earth has increased by ________.
A.	0.6 deg C
B.	1.6 degÂ C
C.	2.6Â degÂ C
D.	3.6Â degÂ C
Answer» B. 1.6 degÂ C

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