Which of the following statements BEST describes paranoid schizophrenia? A. includes aggressive and destructive behaviors B. involves laying motionless for hours C. includes having illusions and hallucinations D. none of the above Please select the best answer from the choices provided. A B C D

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population. b) the separated population is small, and genetic drift occurs. c) the isolated population is exposed to different selection pressures than the ancestral population. d) different mutations begin to distinguish the gene pools of the separated populations. e) gene flow between the two populations is extensive.