Which is an example of cooperative federalism 1.) the federal government sets aside money for scientific research 2.) a state passes laws that differ from federal laws 3.) a state takes congress to court to challenge a law 4.) the federal government grants government lands to the states

4.) the federal government grants government lands to the states

The theory of cooperative federalism developed during the New Deal in order to address and respond the difficulties caused by the Great Depression.

Cooperative federalism, also perceived as marble-cake federalism, is a theory of  in which federal, state and regional governments communicate collaboratively to solve general problems. It allows power to proceed with the national government to the state governments.  It acts as the method  in which authorities and administration duties are allotted between states and the federal government.