How long has Ford been preparing the 2-minute commercial（）

单项选择题The main reason of these companies creating millennium commercials is not （）

A．conveying the message
B．showing the diversity of customers
C．greeting the new century

单项选择题How much have Ford and its producers spent for the new millennium（）

A．Tens of thousands of dollars.
B．Tens of millions of dollars,
C．Tens of billions of dollars.