Because an infantry invasion of Japan, would have resulted in <em>Far</em> more casualties for both the americans and the japanese. Than the dropping of an atomic bomb.
Answer: A. drought
Explanation:
It is A because their environment changed alot so it was difficult to grow corn and so the migrated south where it rained more.
The correct answer to this open question is the following.
Although there are no options attached, we can comment on the following.
The fossil discovered in the 1950s that reinforced the hypothesis that Africa was the birthplace of humanity was the "Australopithecus Africanus."
At the end of the 1940s, beginning of the 1950s, renowned archeologists John T Robinson and Robert Broom excavated the Sterkfontein Caves in South Africa and discovered a 2.3 million-year-old fossil they called "Mrs. Ples," or the Australopithecus Africanus.
Anthropologists consider that South Africa is the cradle of humanity. They think that the first hominids appeared there and they spread to other regions of the earth. The oldest one of the hominids was the Australopithecus and it is considered to have appeared on earth approximately five million years ago. The latest form of hominids, the H*mo Sapiens -you and I- appeared approximately 200,000 years ago.
The answer is c blue lines to indicate the major rivers and lakes
<span>The silver standard is a monetary standard that relies of the fixed weight of silver as the economic unit of account. It became widespread from the fall of the Byzantine empire and was used by many regions including Great Britain, China, and India before being eventually replaced with the gold standard until it was abandoned during the early 20th century.</span>