Who was the president of the second continental
congress when the declaration of independence was written.

John Hancock

Explanation:

John Hancock was elected president of the Second Continental Congress in 1775. He was serving as president of Congress upon the declaration’s adoption on July 4, 1776, and is well known for signing the Declaration of Independence since he was the first member of Congress to sign the historic document.

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

answer; the period of time known as the middle ages;