David is a college student who knows the different linguistic habits appropriate to his mother and stepfather's home, his father's home, his university residence hall, his anthropology class, his job at an elegant restaurant, and his religious tradition. The term used in the text to describe his complex linguistic knowledge is:

Reasons for factor mobility of a combine harvester, cotton, an oil platforn and a woodland

Who became a national hero when she refused to give up her bus seat to a white passenger in montgomery, alabama? a) rosa parks b) medger evers c) coretta scott king d) martin luther king jr.

Which best describes california population when it became a state in 1850? a.because of the gold rush attracting settlers all over the world california population diverse.bcalifornia had banned foreign immigrants at the start of the gold rush.so,the states population was made up of entirely of americans from other parts of the country.c california had a large african population because many southern planters had moved their enslaved africans to start large farms.d the indian removal act had led to the relocation of thousands of eastern native americans to california.as,a result the majority of californias population was native american