Which development occurred as part of the second industrial revolution in the late 1800's? a. british citizens left urban areas in huge numbers b. other countries surpassed great britain in manufacturing c. citizens in "captive markets" rebelled against british colonial rule d. great britain's population increased due to new agricultrual technologies

d would be your answer

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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