A Command Economy is when the government chooses what the companies sell instead of the free market. That means the government would control how much is made, how much it is sold for, and the command economy is truthfully the main feature for Communist countries like China, Cuba, and North Korea. So i suggest that the out come would most likely be that the country turns in to a communist or the rules on what would be sold would be so strict that only a handful of items are made.
<span>And igneous rock sample is about 250,000 years old. Would you use uranium-lead radiometric dating to find its age?
Yes, wikipedia says "</span><span>It can be used to </span>date<span> rocks that formed and crystallised from about 1 million years to over 4.5 billion years ago with routine precisions in the 0.1–1 percent range.</span>"
Therefore, 250,000 years can be compared
moving tectonic plates i dont remember which is which but i know they create valleys mnts earthquakes..etc