Assuming All Other Factors Are Equal, Which Statement About Reserve

Assuming all other factors are equal, which statement about reserve design is false?

A) A reserve surrounded by a buffer area can foster biodiversity more successfully than one without a buffer area.
B) One large reserve can foster biodiversity more successfully than a few small reserves of the same total area.
C) Several reserves far apart can foster biodiversity more successfully than the same number of reserves close together.
D) Several connected reserves can foster biodiversity more successfully than several disconnected reserves.