which of the following is a secondary source personal record, history text book, auto biography, organization's records

How does specialization enable countries to trade with one another? a country can make and sell goods affordably and buy goods that it is inefficient at making. a country can make what it chooses and sell its goods to other countries. a country can decide to buy everything it needs from other countries. a country can efficiently make goods that were once difficult to make.

Which of the following was not a result of early humans increasing proficiency at finding food

The most effective way for individuals to influence the outcome of the protectiveequipment proposal is toa. b.c. d.circulate a petitionjoin a political partymake a presentation to the school boardwrite a letter to their provincial government representative