3. what were some of the technological advances and
inventions that spurred new businesses?

Isaw my future flash before me and it did not take me anytime to slow down. i need to replace the words "it did".

Read this sentence:somebody save the smoke! the nomadic tribes move to a new location each season. which word provides a clue to the meaning of nomadic? new season move location

John asks mond why they have to have whole groups of identical deltas. why not make everyone an alpha plus like bernard and helmholtz? are you satisfied with mond’s answer?