Most countries were ruled by kings, queens, or priests.
Answer:
To calculate the anomalies, from each monthly data point you subtract that month’s average. These monthly averages, called the “climatology”, are shown in the top row of Figure 2.
Sea floor spreading adds more crust to the ocean floor and at the same time older strips of rock move outward from either side of the ridge.
The answer you are looking for is "<span>a. elements of ecosystems are mutually dependent on each other ".</span>
Western Union has been around over a hundred years, even though it wasn´t named like that before and its main business was connecting people across the United States and overseas through telegraph, its main activity until 1879 when telephone replaced telegraph and the company lost a sue againt BELL and decided to change its way to earn money starting offering money transferring service from and to the United States, being today one of the biggest financial service company all over the world.