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Consider the following statements, I. ...

Consider the following statements,
I. `La(OH)_3` is the least basic among hydroxides of lanthanides.
II. `Zr^(4-)` and `Hf^(4+)` possess almost the same ionic radii.
III. `Ce^(4+)` can act as an oxidising agent.
Which of the above is/are true?

A

I and III

B

II and III

C

only II

D

I and II

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