In coelacanths,a swim bladder is present,but the swim bladder is full of adipose tissue (fat),which is there on a fairly permanent basis.If such a swim bladder is used by coelacanths to affect buoyancy,then it does so in much the same way as does the
A)liver of a shark. B)physoclistus swim bladder. C)physostomus swim bladder. D)lung of a lungfish.