The answer is A they definition is quit simple
A Winkel Tripel projection<span> is a type of pseudocylindrical </span>projection map<span> in which both the lines of latitude and longitude are curved. The </span>Winkel Tripel projection<span>was adopted by the National Geographic Society in the late 1990s (replacing the Robinson </span>projection<span>).</span>
<h2>Hello!</h2>
The answer is: Grids are used to find coordinates (Latitude and longitude coordinates).
<h2>Why?</h2>
Grids are used to find coordinates, it means to find latitude and longitude coordinates. Latitude and longitude help to find the object's positions on earth.
Latitude is a measurement on a map, going from the North to the South, at the opposite side, longitude is a measurement on a map, which goes from the East to the West of the prime meridian at Greenwich.
Have a nice day!
Most likely D.
Melting it will severly contribute to global warming, releasing methane and causing a positive feedback loop causing more permafrost to melt.