What map displays our 3-dimension earth on a 2 dimensional surface

All maps tend to do that. Google Maps and OpenStreetMaps, like most Web maps, uses Web Mercater. This projection is unique as even when the world is laid out as a rectangle, the distance between two places on the map can be used to find the distance in real life. Other projections include the spherical Mercater and WGS84.

Cause of he different elevations  hope this ?

D. latin america followed by africa