The passage provides information in support of which of the folloing assertions
-the disadvantages of an adaptation to a particular feature of an environment often outweigh the advantages of such an adaptation
-an organism's reaction to being placed in an environment to which it is not well abapted can sometimes illustrate the problems that have been solved by the adaptations of organisms indigenous to that environment
-the effectiveness of an organism's adaptation to a particular feature of its environment can only be evaluated by examining the effectiveness with which ireganisms of other species have adapted to a similar feature of a different environment
-organisms of the same species that inhabit different environments will often adapt in remarably similar ways to the few features of those environments that are common