Please choose the correct solution to the question: Play games on a cell phone without a heavy load on the battery.

Solution1: In order to reduce the load on a cell phone battery, but still be able to play games simply turn the phone setting to airplane mode. This will turn off the radio function of the cell phone and reduce the heavy load on the cell phone battery.

Solution2: In order to reduce the load on a cell phone battery, but still be able to play games simply turn the phone setting to airplane mode. This will turn off the radio function of the cell phone and reduce the hopscotch load on the cell phone battery.

Answer format: solution1/solution2
Answer: solution1