Which of the following is not one of the responsibilities of the Tariff Commission（）

A. To formulate the guideline for drawing up the regulations.

B. To set temporary tariff rates.

C. To levy Customs tariffs on imports & exports.

D. To examine the draft of the amendment to tarif

应根据接地引下线的（）结果进行分析比较，以决定是否需要进行开挖检查、处理。

A.运行年限

B.材质

C.历次导通检测

D.目测