<span>After sending out men to investigate various religions, he chose Eastern Orthodox Christianity as the state religion.</span>
It should be noted that a volcanic arc results from ridgeconvergent while tectonic movements and is associated with mid ocean ridge.
<h3>What is a volcanic arc ?</h3>
A volcanic arc can be regarded as a chain of volcanoes, which some miles long and it is usually formed above a subduction zone.
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The correct answer is - C. Amu Darya.
The Karakum Desert is a desert located in Central Asia, it is a so-called ''cold desert'', which means that it has very high temperatures in the summer, but it's way below 0 degrees in winter, and it is one of the most northern deserts in the world. The Amu Darya river cuts across the desert, coming from the south-east and going in a north-west direction, Amu Darya practically splits the desert into almost two equal parts.
The currents would travel all the way around the earth parallel to the equator
