What Is the Net Power That a Person with Surface

Multiple Choice

What is the net power that a person with surface area of 1.20 m² radiates if his emissivity is 0.895,his skin temperature is 27°C,and he is in a room that is at a temperature of 17°C? (σ = 5.67 × 10^-8 W/m² ∙ K⁴)

A) 60.3 W
B) 62.6 W
C) 65.7 W
D) 68.4 W
E) 64.8 W