Which of the following italicized parts explains PURPOSE？A．He is such an honest man that w

Which of the following italicized parts explains PURPOSE？

A．He is such an honest man that we all believe in him.

B．Please open the window so that we can breathe fresh air.

C．I returned home in a hurry, only to find my house broken into.

D．He had so little education that he was unfit for this job.

请帮忙给出正确答案和分析，谢谢！