What Did Members of the Jackson Hole Group Recommend to Bring

What did members of the Jackson Hole Group recommend to bring managed competition to the American health care system?

A) They pushed for the formation of insurer networks, which would then bargain for the best care at the lowest price.
B) They sought to inject market principles (through the operation of an internal market) into an overwhelmingly public, tax-supported enterprise.
C) They sought to increase competition on quality measures in order to reduce the power of HMOs which were denying coverage for needed care.
D) The pushed to expand and formalize the responsibility of businesses to collectively finance health care for their respective employees.