男性，18岁，上呼吸道感染后2天出现血尿，尿常规蛋白阴性、尿红细胞满视野。

提问：首先考虑的诊断是（）

A.急性肾小球肾炎

B.IgA肾病

C.急进性肾小球肾炎

D.尿路感染

E.尿路结石

F.慢性肾炎急性发作

According to the Customs Law, while the examination is being carried out, （） should be present and responsible for moving the goods, opening and restoring the packing.

A. customs officer

B. harbor officer

C. the consignee of the import goods or the consignor of the export goods

D. the owner of the ship