Which of the following are solutions to environmental problems in the region? coordination of environmental efforts between sectors enforcement of environmental regulations expansion of deforestation increasing soil compaction sustainable land management practices

answer; ///the correct answer is,by introducing a merit system of nobility.

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.