A black body is at a temperature of 5760 K. The energy of radiation emitted by the body at wavelength 250 nm is U, at wavelength 500 nm is U, and that at 1000 nm is U. Wien's constant, b = 2.88 10 nmK. Which of the following is correct? (a) U = 0 (c) U> U (b) U=0 (d) U> U