Which of the following italicized parts is used as an object complement（宾语补足语)？A．The

Which of the following italicized parts is used as an object complement(宾语补足语)？

A．The fish soup tasted delicious.

B．I find learning English difficult.

C．The audience fell silent suddenly.

D．The old man was found weak.

请帮忙给出正确答案和分析，谢谢！