Bloody attacks in which entire populations of cities and towns were often wiped out.<span>
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Answer: Sir George Airy
Explanation: The prime meridian is a geographical reference line that passes through the Royal Observatory, Greenwich, in London, England. It was first established by Sir George Airy in 1851, and by 1884, over two-thirds of all ships and tonnage used it as the reference meridian on their charts and maps.
The correct answer for the question that is being presented above is this one: (a) elastic demand. The measure of how demand changes after price adjustments is called elastic demand. T<span>he percentage change in quantity demanded is smaller than that in price. Hence, when the price is raised, the total revenue increases, and vice versa.</span>