If the Yield on Mortgage-Backed Securities Was Abnormally Low Compared

If the yield on mortgage-backed securities was abnormally low compared to Treasury bonds,a hedge fund pursuing a relative value strategy would _______.

A) short sell the Treasury bonds and short sell the mortgage-backed securities
B) short sell the Treasury bonds and buy the mortgage-backed securities
C) buy the Treasury bonds and buy the mortgage-backed securities
D) buy the Treasury bonds and short sell the mortgage-backed securities
E) none of the above