Which of these sentences describes a benefit of fracking? a. fracking reduces u. s. dependency on oil and gas from other countries. b. fracking in the united states can harm the economy of other countries with oil. c. fracking uses about two million gallons of water per well. d. fracking chemicals can pollute local water supplies.

A. Fracking reduce U.S dependency on oil and gas from other countries.

Explanation:

Fracking is a mining process for the extraction of oil like petroleum and natural gas from underground. In this method the fissues are created on the subterranean rocks by applying high pressure injecting water, sand and chemicals . This process liberates underground deposits on the surface above from where they can be extracted out.

This process removes the dependency of the US from other coutries for oil and natural gas.

explanation:

crosscutting concepts have application across all domains of science. as such, they are a way of linking the different domains of science. they include patterns; cause and effect; scale, proportion, and quantity; systems and system models; energy and matter; structure and function; and stability and change.