Final answer:
The cause and effect relationship in the article 'A Not So Sweet Side of Chocolate' on Achieve3000 is that due to the known issues in the cacao industry, Etelle Higonnet believes customers should know where their chocolate comes from.
Step-by-step explanation:
A cause and effect relationship that takes place in the article 'A Not So Sweet Side of Chocolate' on Achieve3000 is that because there are known issues in the cacao industry, Etelle Higonnet believes customers should know where their chocolate comes from. This means that the existence of issues in the cacao industry leads Etelle Higonnet to believe that customers should be informed about the origin of their chocolate. This cause and effect relationship highlights the importance of transparency and consumer awareness in the chocolate industry.