Which of these is an example of inductive reasoning? a. hundreds of individuals of a species have been observed and all are photosynthetic; therefore, the species is photosynthetic. b. these organisms live in sunny regions. therefore, they are using photosynthesis. c. if protists are all single-celled, then they are incapable of aggregating. d. if two species are members of the same genus, they are more alike than each of them could be to a different genus.