10.The properties of a flow with subscript * denotes M=1. Which of these is the correct ratio for a flow with gamma= 1.4?

• A. ( frac {T^*}{T_0} )=0.528
• B. ( frac {P^*}{P_0} )=0.833
• C. ( frac { rho ^*}{ rho_0} )=0.634
• D. Data inadequate