The answer is : hot mantle plums
Most intraplate volcanic activity occurs where hot mantle plums, which is why the intraplate volcanic activity is often described as the Hot Spot of the volcanoes
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I think that this is correct answer
Well the big cities were by the river back then for importing goods by the boat
<span>The question is asking whether it is true that the defining characteristic of deserts is their high daytime temperatures. This is actually false, as deserts are defined as places with a very small precipitation - rainfall. In fact, the biggest desert on Earth is Antarctica, which is very cold! Some deserts are hot, for example Sahara, but not all of them.</span>
