How do you calculate wave speed? a. Divide the wave period by the wavelength. b. Divide the wavelength by the wave period. c. Divide the wave height by the wave period. d. Multiply the wavelength by the wave height. Please select the best answer from the choices provided

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.