What is the specific heat dissipated by the plain walled tanks of the transformer by radiation and convection?

What is the specific heat dissipated by the plain walled tanks of the

1.	What is the specific heat dissipated by the plain walled tanks of the transformer by radiation and convection?
A.	6.5, 6 W per m2 – °C
B.	6, 6.5 W per m2 – °C
C.	6.5, 6.5 W per m2 – °C
D.	6, 6 W per m2 – °C
Answer» C. 6.5, 6.5 W per m2 – °C