内毒素的作用部位是（）。

A．神经肌肉接头处

B．脊髓前角运动细胞

C．脊髓后角感觉细胞

D．三叉神经节

E．迷走神经节

The accurate declaration for the export goods is made by the （）.

A. consignee or his agent

B. consignor or his agent

C. Customs

D. any person