The company has just launched an advertising campaign to their newly produced bicycles.A.

问题补充：

The company has just launched an advertising campaign to their newly produced bicycles.

A. advocate

B. urge

C. motivate

D. promote

答案：

A. advocate

B. urge

C. motivate

(答案→)D. promote

解析：本题的含义是公司投放大量广告是为了促进新产品的销售，promote表示促进的含义，故本题选D。