听力原文： The top three US auto-makers have decided not to proceed with plans to file a trade complaint against Japanese auto-makers. General Motors, Ford and Chrysler had planned to accuse Japanese companies of dumping cars below market prices in the US, but they dropped the idea citing a pledge by the Bush Administration to ad dress the US-Japan trade imbalance.
The US auto-makers decided to stop their action because ______.

A. Japanese auto-makers promised to stop dumping cars in the US
B. the Government promised to solve the US-Japan trade imbalance
C. three US companies have ended the US Japan trade imbalance
D. Japan agreed to sell cars at the agreed prices inside the US