Because members of "Generation Y$"$ are caring more and more about where their products come from, and what a company stands for, marketers are placing more emphasis on incorporating environmentally friendly practices into their business operations. This trend is referred to as $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_.$

Group of answer choices

green operations

sustainability

eco$-$marketing

enviro$-$marketing

enviro$-$promotions