For the ellipse $\frac{{{x^2}}}{{64}} + \frac{{{y^2}}}{{28}} = 1$, the eccentricity is
For the ellipse $\frac{{{x^2}}}{{64}} + \frac{{{y^2}}}{{28}} = 1$, the eccentricity is
- A
$\frac{3}{4}$
- B
$\frac{4}{3}$
- C
$\frac{2}{{\sqrt 7 }}$
- D
$1\over3$
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