Trade agreements are because they allow countries to a. trade for necessary goods. b. increase trade tax revenue. c. influence foreign trade. d. create new trade barriers.

Trade agreements are helpful because they allow countries to trade for necessary goods.

The answer is A: trade for necessary goods.

Trade agreements are helpful because they allow countries to trade for necessary goods.

Explanation: Trade agreements refer to agreement between two or more countries on the terms of the acceptable exchange of goods and services between the countries. Trade agreement is also any contractual obligations between nations pertaining to their trade relationships. It can bilateral or multilateral that is between two or more states.  Trade agreements determine duties and tariffs that countries impose on  import and export goods.

male citizens in athens could vote on all the decisions that affected the city and serve on juries. however, democracy was not open to everyone. citizen women and children were not allowed to vote. slaves and foreigners living in athens (known as metics) were banned from participating in government.

answer; randomized controlled trials;