农耕文化塑造了中国传统社会的基本面貌，影响深远。“重农抑商”的观念与政策对中国传统社会产生了重要影响。下列理解错误的是 [ ]

A．重农抑商政策并不禁止商人追求利润

B．重农抑商观念是中国农耕社会的产物

C．重农抑商政策提升了战国时秦国国力

D．重农抑商观念在明清时期已基本瓦解

The loading, unloading, transshipment and transit of inward and outward mail bags are （） Customs control and a covering way bill should be submitted to the Customs by the enterprise providing postal service.

A. subject to

B. upon

C. into

D. with