What four factors contributed to the standardization of english during the late middle english and early modern english periods?

the development of printing
the norman invasion
the spread of education (literacy)
improved transportation
a growing awareness of dialect as a class barrier.

Read the paragraph. in fact, teenagers contribute a great deal to their community. this is another reason why they must be taken into account when public policy is debated. over eighty percent of teens spend time volunteering at their schools and other organizations. this is an example of statistical analysis layering point of view outlining