What assumptions about human behavior are used to understand microeconomics

Who coined the phrase “go west and grow with the country”?

In 1990s the us closed clark air force and subic bay naval station in

Plz me in 1756 george washington was sent on a mission to, a. build a fort at the point where the allegheny and monogahela rivers form the ohio river. b. attack the french at fort duquesne. c. attack the french at fort neccessity. d. deliver a message to the french demanding that they leave the ohio valley.