repeated promises that the product is safe many people have stopped buying it.A. Althoug

问题补充：

repeated promises that the product is safe, many people have stopped buying it.

A. Although

B. Though

C. Despite

D. Then

答案：

A. Although

B. Though

(答案→)C. Despite

D. Then

解析：Although \Though \Despite都有“尽管”之意，但是只有Despite后接名词故选C句意：尽管重复许诺食品安全许多人还是不买。