True or false the main reason people diet is to lower cholesteroal

Personally -- I'd say false. Only becasue people diet themselves to get a picture perfect, ideal body. The after that they consider the health benefits- being healthily, well rounded, lower their orchestral and so forth. So I wouldn't say it's the MAIN reason. But it is A reason. 

A. vitamin c is your answer

You should try to limit foods that are high in carbs and trans fats