The natural barriers that protected<span> Egypt from invasion were the Mediterranean Sea that borders the country to the north, the numerous rapids and waterfalls, known as cataracts, that formed the upper southern section of the </span>Nile river<span>, the expansive deserts to the </span>east and west<span>, and the massive Sahara Desert</span>
Answer:
The correct answer is Subsidizing research and development into new weaving technologies.
Explanation:
Human capital and investment in Research and Development are considered the two main drivers of productivity accross nations. The weaving industry is labor-intensive, but does not require highly qualified workforce, thus, an economic policy focused on education might not have a direct impact on productivity. Investing on R&D might be a better policy since it might lead to improving production techniques and increased productivity in the long term.
Answer:
Explanation:
Evidence of existence
Additional evidence for Pangaea is found in the geology of adjacent continents, including matching geological trends between the eastern coast of South America and the western coast of Africa. The polar ice cap of the Carboniferous Period covered the southern end of Pangaea.