If e1 and e2 are the eccentricities of a...

If `e_1` and `e_2` are the eccentricities of a parabola and ellipse respectively, then:

A

`e_1-e_2lt0`

B

`e_1-e_2=0`

C

`e_1+e_2lt0`

D

`e_1+e_2gt0`

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