Identify the Following Quadric Surface $\frac { x ^ { 2 } } { 7 } + \frac { y ^ { 2 } } { 6 } + \frac { z ^ { 2 } } { 2 } = 1$

Multiple Choice

Identify the following quadric surface. $\frac { x ^ { 2 } } { 7 } + \frac { y ^ { 2 } } { 6 } + \frac { z ^ { 2 } } { 2 } = 1$

A) hyperboloid of one sheet
B) elliptic cone
C) hyperboloid of two sheets
D) elliptic paraboloid
E) ellipsoid