2. What is the main purpose of the article’s first two paragraphs? A. to illustrate how a fake news story can spread
B. to caution people against using social media
C. to warn people not to believe anything they read on Twitter
D. to prove that most Americans won’t believe a story unless they can be sure it’s true

The ancient system of trade routes that ran from rome to china was known as the

The system of checks and balances ensures that

7. how did the early egyptians use the flooding of the nile river to their advantage? they diverted the water to flood their enemy's lands and destroy their crops. they created an easier way to travel to the mediterranean sea and the indian ocean. they established a new water-based athletic event for the ancient olympics in greece. they devised an innovative irrigation system, which created a surplus of food.