问题详情

The most important feature of OnStar advertised by the company is that it can ______.
A．help people find their ears in the big parking lot
B．give verbal direction to drivers lost in unfamiliar areas
C．make it difficult for thieves to get away with stolen ears
D．open car doors for owners unahle to find their car keys请帮忙给出正确答案和分析，谢谢！