Answer:
Yes, It has the potential for bias
Explanation:
In statistical study, bias most likely occurs IF the individual or organizations that involved in the study will obtain some sort of benefit from the information presented in the study.
From the case above, we know 2 crucial information:
1. that Mars Inc. (Which is a candy company) Funded the studies.
2. The study concluded that regular consumption in flavoring (which contained in chocolate that is used in candies product) can reduce the risk of heart disease.
This information would most likely beneficial for Mars Inc since it will make its product perceived more positively by the consumers. Which will lead to an increase in their profit.