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.
Answer:
Cell phone - convenient communication
Industrial robot - reduction of human work-load
Power tool - faster construction
Explanation:
The cell phone one is obvious. Not so obvious is which of the remaining two goes with which. The industrial robot goes with less human work becasue industrial implies a factory, and robot means it is probably replacing humans. The remaining two also make sense together, because power tools do make construction much faster.
D. He published a newspaper that spoke out against slavery.
<span>A "pull" factor leading to European migration to Asia in the 16th and 17th centuries is that "</span>Chinese government's policy of isolation from the West" Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions here.
