According to the Textbook, Which of the Following Is Identified

According to the textbook, which of the following is identified as one of the most important factors facilitating the shift from solo-practice among physicians to more group-based primary care models?

A) Cost efficiency of primary care practice.
B) More female physicians in primary care.
C) Shifts in reimbursement practices away from fee-for-service FFS) .
D) Providing better coverage for patients.