When There Are Substantial Differences Among Sources and Technologies in Terms

Multiple Choice

When there are substantial differences among sources and technologies in terms of the costs of reducing greenhouse gasses (GHG) , the use of __________ is more cost effective than the use of _____________.

A) incentives; fines
B) fines; incentives
C) incentive based policies; command and control policies
D) command and control policies; incentive based policies