Which early river valley civilizations are marked with the letters a and b on this map?

Iwhich the following is not a characteristic of george washington

I’m annoyed but glad that my history teacher left and quit her job as a teacher to become a flight attendant

Which of these marketing methods henry ford sell the model t to many people who had never before owned a car? a) offering free maintenance on cars for a full year b) airing television commercials with memorable slogans c) advertising with the new communication outlets such as radio d) offering many different colors and models for buyers to choose from