The answer is B. Because this was their transport to get round coastlines and down rivers.
Answer: After world war 2, the birthrate in the United States rose sharply, resulting in a group known as the baby boomers.
The decline of Olmec society might have been caused by civil conflicts. Conflicts among the citizens of this society are likely to have been the cause of its downfall.
C is an example of an unconstitutional act. NO state can enter into a treaty with another country<span />
