Which of the following italicized parts is a predicative clause？A．I feel it a pity that I

Which of the following italicized parts is a predicative clause？

A．I feel it a pity that I haven"t been to the get-together.

B．It is estimated that the vase is 2000 years old.

C．It is said that he"s got married.

D．My hope is that he will keep it a secret for ever.

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