TOEFL Listening: TPO-TOEFL听力TPO - YKNL18XVK7BPK83_R$

According to the professor, why do governments consider selling or leasing pieces of infrastructure? A. Governments often have difficulty balancing their general budgets. B. The money that governments receive from user fees has gone down in recent years C. Political considerations limit governments' ability to raise money for maintenance. D. Private companies are better able to estimate the cost of infrastructure repairs.