The system of drawing that is used for representing 3-dimensional objects viewed in special recession on a 2-dimension surface is known as
a) perspective drawing
c) contour line drawing
b) observational drawing
d) gesture drawing

I think it is perspective because if it's 3D then the shape draws your eye and you are looking at it as if it's actually 3D

based on the images pictured above, the major difference between the two cathedrals: the cathedral of notre dame and the amiens cathedral, is that the cathedral of notre dame emphasizes the horizontal lines while the amiens cathedral emphasizes the vertical lines.