The correct Answer is A Hope this helps :)
He was engaged in a lot of trading.
<span>It enters the plant from the ocean, salt is removed from it, and it exits the plant in the form of freshwater.
Water when enters in a desalination plant </span>enters from the ocean, salt is removed from it, and it exits the plant in the form of freshwater. It is for this reason that a desalination plan must be built near the sea and they are used in many countries that don't have access to freshwater. However, they are very expensive and the technology could be improved.