A tobacco grower says, "I’m not the only one growing it. If I stop, someone else will be there." Assuming that the man was experiencing dissonance from the fact that he was making his living from a crop that is bad for people’s health, he appears to be reducing this dissonance by:

B. it promoted the powers of the executive branch

Not true it depends on the person

Americans often speak of their country as one of several large regions.  these regions are cultural units rather than governmental units --  formed by history and geography and shaped by the economics, literature and folkways that all the parts of a region share. what makes one region different from another? a region's multicultural heritage as well as distinct demographic characteristics like age and occupation make regions different and special. within several regions, language is used differently and there are strong dialects. there are also differences in outlook and attitude based on geography.