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A photon and an electron posses same de-...

A photon and an electron posses same de-Broglie wavelength. Given that c= speed of light and v=speed of electron, which of the following relations is correct? Here `E_(e) = KE` of elecron, `E_(ph) = KE` of photon, `p_(e) = momentum of electron , `p_(ph)` = momentum of photon:

A

`E_(e))/(E_(ph) = (3c)/(v)`

B

`E_(e)/E_(ph) = v/(2c)`

C

`(p_(e)/P_(ph) = (2c)v)`

D

`(p_(e)/p_(ph) = c/(2v)`

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