Calculate the potential evapotranspiration from an area in the month of November by Penman's formula. The following data are available: latitude 08° 10', elevation 100 m, mean monthly temperature 30 °C, mean relative humidity 68%, mean observed sunshine hours 10 h, wind velocity at 2 m height 95 km/day, nature of surface cover close-ground green crop.

a) 120.5 mm
b) 89.2 mm
c) 145.8 mm
d) 103.6 mm