Find the Eccentricity of the Conic Section Shown in the Graph

Multiple Choice

Find the eccentricity of the conic section shown in the graph.
- $$x = - 21$$

A) $e = \frac { 5 } { 2 }$
B) $e = \frac { \sqrt { 21 } } { 5 }$
C) $e = \frac { \sqrt { 29 } } { 5 }$
D) $\mathrm { e } = 1$