Question ID:PT93 S3 Q11 Passage:Biologist:  The evolutionary advantage of sexual reproduction is that it increases the range of genetic variation in a species, which is an advantage for the species as a whole. However, an increased range of genetic variation in a species is not advantageous for any individual member of the species. It follows that the sole reason that sexual reproduction has become the rule among both animals and plants is that natural selection has favored some entire species over others. Stem:The claim that an increased range of genetic variation in a species is not advantageous for any individual member of the species plays which one of the following roles in the biologist's argument? Correct Answer Choice:AChoice A:It is a claim offered in support of the argument's conclusion. Choice B:It is presented to raise a question that sheds doubt on the argument's conclusion. Choice C:It is a claim that the argument is designed to call into question. Choice D:It describes an observed phenomenon for which the argument seeks an explanation. Choice E:It is presented as the main explanation of the origin of an observed phenomenon.