单项选择题

Not having been discovered, many laws of nature actually exist in nature.（）

A.虽然自然界的许多规律尚被发现，但他们确实存在于自然界中。
B.存在于大自然中的很多法律还没有被科学界发明出来。
C.许多自然界的规律实际上存在于自然界中，尽管不能被发现。
D.尽管很多自然界的规律没有被找出。但这些规律实际上存在于自然界中。

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The third paragraph implies, but doesn’t directly state, that（）

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