HELP ME QUICKLY LLEASE IM BEGGING ANYONE ESS

Which source is the most credible?

A. New guidelines from the government about how much sugar
people should eat

B. A report by the sugar industry saying sugar can be a safe and
healthy part of people's diets

C. An article from 2001 stating that diets high in fat are more harmful
than diets high in sugar

D. A blog by someone who worked hard to remove sugar from her
diet and now feels much more energetic