Archaeopteryx is an intermediate fossil that has characteristics of both dinosaurs and early birds. This is evidence for evolution because it shows * A. The change in species over time
B. Cross breeding between organisms
C. The development of adaptations
D. The ability of a species to take on the characteristics of another

answer; /// i do believe its (heredity); good luck

genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).

satellites are frequently used to make observations of the orbit on earth