Which practice can be categorized as a sustainable practice? a) strip-mining for coal b) slash-and-burn farming c) selective cut forestry d) urban sprawl city planning

Correct C). Selective cut forestry  

Sustainable use of defined as the use of natural resources in such a manner that it is able to meet the demands of the present generation and also allow the future generation to use the resources in order to meet their demand.

The selective cut forestry is a type of selective cutting of a forest, in which only some part of the trees in an area is cut at one time, and next time some different species or group of trees is cut down. It helps to preserve the top layer of the soil and reduces soil erosion.

the answer is c. it will give up it's valence electron to the other atom.