When Charles Darwin published his book on the Origin of Species, he addressed his theory of descent with modification through

1.transitional fossils.

2.intermediate forms.

3.positive correlation.

4.natural selection

The picture below shows two galaxies. spiral galaxy and elliptical galaxy which of these statements best describes a similarity between the two galaxies? (2 points) both have elongated centers. both have centers shaped like bars. both change their shape from time to time. both are held together by gravitational forces.