During the past century, the temperature of Earth has increased by ________.1). $0.6^{0}C$2). $1.6^{0}C$3). $2.6^{0}C$4). $3.6^{0}C$

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

1.	During the past century, the temperature of Earth has increased by ________.1). $0.6^{0}C$2). $1.6^{0}C$3). $2.6^{0}C$4). $3.6^{0}C$
Answer» OPTION 1 is the ANSWER