Which model of microwave oven is the most expensive one?
A．Sharpe R-3R29
B．Philip R-3R29
C．Philip M903
D．Sony 645 X

A.Sharpe
B.Philip
C.Philip
D.Sony

【参考答案】

C
解析：相关信息可在第5项Cost中找到，可知正确项是(C)。