(needed asap )

which of the following is the best example of potential energy?

a bowling ball rolling toward the pins

a horse running in an open field

a pitcher preparing to throw a ball

a runner sprinting to the finish line

14) whenever diploid populations are in hardy-weinberg equilibrium at a particular locus a) the allele's frequency should not change from one generation to the next, but its representation in homozygous and heterozygous genotypes may change. b) natural selection, gene flow, and genetic drift are acting equally to change an allele's frequency. c) this means that, at this locus, two alleles are present in equal proportions. d) the population itself is not evolving, but individuals within the population may be evolving.