Choose all of the following requirements for evolution by natural selection. a- breeding individuals in a population produce more offspring than the environment can supportb- the fertile offspring of individuals that are well adapted to their environment will make up the same proportions of the next generationc- the fertile offspring of individuals that are well adapted to their environment will make up greater proportions of the next generationd- the differences that exist between individuals in a population are heritablee- the member of a population are genetically identicalf- breeding individuals within a population tend to produce only as many individuals as the environment can supportg- individuals within a population struggle and compete for the same resourcesh- individuals better suited to their environment are more likely to survive and reproducei- the members of a population differ from each other