What precautions can be taken to increase the safety of a structure in an earthquake prone area?

-Implement new technologies for reinforcing new construction

-Build roads, bridges, and buildings near hills and fault lines

-Erect buildings close together using minimal construction materials

-Survey the ground to learn about its composition and stability

-Avoid entering or remodeling any structure older than 15 years

The image shows the evolution of a species of fish. a few fish from a population developed different social behaviors and evolved into different species. two fish according to the image, the fish underwent . the new species of fish had mating seasons that were different from that of the original fish. because of the differences in mating seasons, the fish underwent reproductive isolation. this mode of isolation would be .