Answer:
Ancient India in Indus valley
Well, tourism is the largest commercial service industry in the world.
Some sources list tourism at the largest indistry in the world, but this is difficult to measure. Generally, most sources say that food is the largest industry, followed by either Tourism or oil industry or communication.
The problem with this is that it's hard to distinguish: communication and oil are also used in tourism so the same activity can be a part of more than one sector. I would say that D is the best answer, but the question should specify the source it is referring to.
Answer:
for advertisement
Explanation:
newspaper and magazine help us to showcase our product
The relationship between the Louisiana Purchase and political power was that it was seen as unconstitutional (and the Federalists argued this) to acquire this territory which spanned a huge region across the United States and Canada, but since Thomas Jefferson (who was then the President) had the final say, he decided this was because he had the most political power, so this showed he felt above the Constitution of the United States, because he had treaty power.