Which of the following happen after europe’s population began to increase during the middle ages

Assuming these are your choices:

a.  Feudalism increased.

b.  The manor system spread.

c.  Feudalism declined.

d.  Trade decreased.

The correct answer is c. Feudalism declined.

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

rosevelt. 1973. "slaves everywhere"