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Double fertilization is exhibited by...

Double fertilization is exhibited by

A

`cis-[CrCl_2(ox)_2]^(3-)`

B

`[Co(en)_3]^(3+)`

C

`trans- [CrCl_2(ox)_2]^(3-)`

D

`[Co(ox)(en)_2]^+`

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