Which of the following is the most likely to occur if the temperature of seawater decreases? A. The speed of sound will decrease due to the decreasing salinity of seawater.
B. The speed of sound will increase due to the increasing density of seawater.
C. The speed of sound will decrease due to the increasing density of seawater.
D. The speed of sound will increase due to the decreasing density of seawater.

1. -define adaptation2 explain darwin's theories of descent with modification and natural selection in detail3. -explain how each of these provides evidence for evolution: a. -fossil record, including superposition and transitional fossilsb-anatomy, including homologous structuresc-biological molecules, including dna and proteins4. -explain the difference between convergent and divergent evolution.5. -define and give three examples of artificial selection6. -define and give one example of coevolution.7. -explain biodiversity and how it benefits humans.8. -explain a type of population lest affected by environmental change.