100
Which of the below is in the right descending order of membership volume
A- HMO Commercial, Medi-Cal, Medicare, PPO
B- HMO Commercial, Medi-Cal, PPO, Medicare
C- HMO Commercial, PPO ,Medicare, Medi-Cal
D- HMO Commercial, Medicare, Medi-Cal, PPO
B- HMO Commercial, Medi-Cal, PPO, Medicare