The Tigris and Euphrates rivers in Mesopotamia were erratic. The rivers would flood or drought unpredictably and even shift their courses. Also, the Tigris had high banks which meant water irrigated from it would have to be drawn upward from the banks.
The Nile on the other hand followed a consistent annual inundation that brought water and fertile silt deposits right onto the crop fields. Egyptian farmers simply had to wait for the flood to recede some and plant their crops; the water and nutrient soil was already provided by the River.
D. Trains moved people and goods at a higher speed That is your answer because in the 1800's the only transportation faster than a train was a ship.
The reason why these words are often used in similar settings is because they can be connected. An example would be this: "Sometimes when people actively dissent, they are persecuted because the government has no tolerance for dissent".
Answer:
a valid use of power based on Article II of the Constitution
Explanation:
President Nixon issued the executive order in order to control the inflation. The order was given to freeze the wages earned by the people and the prices of the product for ninety days. It was intended that the initiative would enhance the job opportunity and decrease the inflation of the country. The prices, rents, wages and the salaries were stabilized for ninety days. The executive power gives the power to execute and enforce laws. By making the use of the executive powers, President Nixon made the valid use of power as per mentioned in Article II of the Constitution.