$\"\"$

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The equation of ellipse is $\"\"$ .

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Standard form of ellipse is $\"\"$ .

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Here $\"\"$ and $\"\"$ .

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$\"\"$

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Find $\"\"$ .

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$\"\"$

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Substitute $\"\"$ and $\"\"$ in above equation.

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$\"\"$

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Eccentricity of an ellipse : $\"\"$ .

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Substitute corresponding values in eccentricity.

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$\"\"$

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Choice H is correct.

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$\"\"$

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Choice H is correct.