If the barometric reading at a certain location is 740 mm Hg and the gravitational acceleration is g = 9.81 m/s^2. Assume the temperature of mercury to be 10°C, at which its density is 13,570 kg/m^3. The atmospheric pressure at a location is:
a. 98.5 kPa
b. 90 kPa
c. 102 kPa
d. 123 kPa