People were afraid to leave their house, ______ the police had been ordered to stand by in case, of emergency, they were just as confused and helpless as anybody else.

A．and even if

B．but since

C．however after

D．for though

以要约收购方式进行上市公司收购的，收购人应当向中国证监会报送要约收购报告书，报告书应当载明的事项有( )。

A．收购人的名称

B．被收购的上市公司名称

C．收购的价格

D．收购所需的资金来源