澳大利亚农牧业生产的主要特点是什么？

A. 正确
B. 错误

A. 准许胶轮车通行
B. 准许胶轮车左转弯
C. 准许胶轮车右转弯
D. 禁止胶轮车通行

A. No, you can't do it
B. Sorry, but you may not
C. Well, I am afraid I am going to use it myself
D. Of course not. I'm going to need it myself