D. The reason for the fall of the Maya civilization is still unknown. There are many different theories attempting to explain the cause of the Classic Maya collapse and the abandonment of Maya cities in the southern Maya lowlands of Mesoamerica between the 8th and 9th centuries: climate change, drought, deforestation, etc. but although the drought is the leading theory at the moment the truth is yet unknown.
In the United States, the judicial branch "<span>can declare a law unconstitutional", since the judicial branch refers to the Supreme Court, which can act as a "check" on the legislative branch. </span>
Answer:was motivated by three main factors, economic, political, and social. It developed in the nineteenth century following the collapse of the profitability of the slave trade, its abolition and suppression, as well as the expansion of the European capitalist Industrial Revolution.
Explanation:
Its pretty sure that it's , transportation the first one sorry if I'm wrong