if |z-i| le 2 and z1=5+3i, then the max...

if `|z-i| le 2` and `z_1=5+3i`, then the maximum value of `|iz+z_1|` is :

A

`7+sqrt(13)`

B

`7+sqrt(12)`

C

7

D

`sqrt(34)-2`

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The correct Answer is:

C

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