During the 1920s, european nations retaliated against u. s. tariff hikes by increasing their own tariffs. rising tariffs resulted in one of the options below as your a. european countries defaulting on debt payments b. international cut-throat competition c. decreased sales for exporters like farmers d. all of the above

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explanation: idk

answer; /// the correct answer is evidence of the olmec civilization has been found in southern american in a hot steamy forest, archaeologists have found earthen artifacts at several sites that were evidence of the olmec civilization. these   artifacts were mounds,courtyards and pyramids build of stones, also on top of the mounds were many monuments made of stone, some of these stone structures are very large, they weigh as much as 44