A 2003 study revealed that cinnamon may help improve blood sugar and cholesterol levels in people with Type 2 diabetes. The study's subjects, who were given cinnamon supplements for 40 days, showed significant decreases in levels of glucose, triglycerides, and LDL or "bad" cholesterol. Nevertheless, similar studies conducted more recently have had inconclusive results.

The statements above, if true, provide the most support for which of the following conclusions?

A. Cinnamon contains antioxidants, which are known to help prevent heart disease.
B. Cinnamon may help kill bacteria, fungi, and viruses.
C. Trials on the benefits of cinnamon have been too small in scope to provide meaningful results.
D. It is unclear whether cinnamon actually benefits people with Type 2 diabetes.
E. There are no known disadvantages to taking a cinnamon supplement.