Under the Clean Air Act,if a Nonattainment Area Fails to Develop

Under the Clean Air Act,if a nonattainment area fails to develop an adequate plan to attain the national standard,what penalties may be imposed?

A) No penalties may be imposed by the federal government because only individual states may impose penalties.
B) Limits on the use of federal highway funds.
C) Limits on drinking-water hookups.
D) Both limits on the use of federal highway funds and limits on drinking-water hookups.