Last summer holiday, I went back to my hometown, ________ the neighbours and the house ________ I used to be familiar with were gone.

A．only finding; which

B．only to find; that

C．to find; whom　

D．found; that

法人：是指具有民事权利能力和民事行为能力，依法独立享有民事权利和民事义务的组织。
根据上述定义，下列属于法人的是：

A．青岛海尔集团

B．国务院办公厅

C．高校的研究生院

D．国旗护卫队