Which of the following is the main basis for the division of political units in europe

Which of the following factors would be a likely reason for low population density

What affected the second industrial revolution have on transportation

Plz ive been stuck on this question forever. in 1753 george washington was sent on a mission to a. build a fort at the point where the allegheny and monongahela 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 river.