Which of the Following Is True Relative to Net Radiation

Which of the following is true relative to net radiation at the thermopause?

A) net radiation is evenly distributed with little change by latitude.
B) positive values in lower latitudes and negative values toward the poles.
C) negative values along the equator and positive values toward the poles.
D) net radiation is composed of shortwave energy only.
E) net radiation quantifies the outgoing portion of the energy balance.