In the figure given below, AB is the dia...

In the figure given below, AB is the diameter of the circle whose centre is at O. Given that `angleECD=angleEDC=32^(@)`, then `angleCEFandangleCOF` respectively are

A

`32^(@),64^(@)`

B

`64^(@),64^(@)`

C

`32^(@),32^(@)`

D

`64^(@),32^(@)`

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