Hello! Fossil fuels are NOT renewable resources. A is out. Burning fossil fuels does produce emissions. B is our. Oil and natural gas does not exist in unlimited quantities, so C is out. However, they are the easiest fuels to make in large amounts, which is why a lot of them are use, despite limited quantities. The answer is D.
Answer:
Two effects of the Silk Road are the sharing of technological advancements and the spread of the plague.
Explanation:
The Silk Road was a network of trading routes that connected East Asia, Southeast Asia, South Asia, Central Asia, the Middle East, Europe, and northwestern Africa. This trading network has been functional for several thousand years and it has had a lot of positive effects on humanity, but also the occasional negative one.
One big positive effect has been the sharing of technological advancements between the different civilizations, which has led to improvements in the living conditions, exploration, and further advancements all over the areas that are connected with this network. One big negative effect has been the plague. Through the extensive trade of goods, the plague managed to find its way from East Asia all the way to Europe, and it had such a negative effect on the population that it contributed to big geopolitical changes, and it was the last time when the human population dropped.
Tectonically stable means that this part of the continent has not moved for billions of years. The rock formation is important understanding the history of Earth since its unmoved and untouched state can provide ideas about how the Earth looked like as seen on the layers of the rock formation.