If the distance between the foci of an e...

If the distance between the foci of an ellipse is half the length of its latus rectum,then the eccentricity of the ellipse is

`(1)/(4)(sqrt(5)-1)`

`(1)/(2)(sqrt(5)+1)`

`(1)/(2)(sqrt(5)-1)`

`(1)/(4)(sqrt(5)+1)`

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