Final answer:
The question seems to conflate biological organization with donation levels; in biology, the trend is towards more open systems. However, outside biology, typically Gold is highest, followed by Silver, and then Bronze.
Step-by-step explanation:
The question appears to be referring to the levels of organization in biological systems rather than donation levels. In the context of biology and the evolution of the circulatory system, the order from the most primitive to the more advanced, reflecting a trend toward more open systems, would be F, E, C, D, B, A. However, since the provided options (Gold, Silver, Bronze) do not correspond to this context, it seems there may be confusion with the question as presented. In the context of awarding or donation levels unrelated to biology, typically, the order from highest to lowest is Gold, Silver, and then Bronze.