The correct option is
C 122
0 degrees Celsius is equal to 32 degrees Fahrenheit:
0°C=32°F
The temperature T in degrees Fahrenheit (°F) is equal to the temperature T in degrees Celsius (°C) times 9/5 plus 32:
T(°F)=T(°C)×9/5+32
or
T(°F)=T(°C)×1.8+32
Hence
T(°F)=50×1.8+32=122oF