The statement that there is evolutionary advantage in consciousness is not a fact but a plausible, but unproven, explanation for the presence of consciousness.
It is certainly plausible to construct a scenario in which only behavior we associate with consciousness can enable survival. The trick is construct such a scenario which also matches what has been shown to have actually occurred.
It is certainly plausible to construct a scenario in which only behavior we associate with consciousness can enable survival. The trick is construct such a scenario which also matches what has been shown to have actually occurred.