D) With these faces in mind, Americans need to begin working on ways to improve the cleanliness of home areas for their cats.
Answer:
The Angles, Saxons and the Jutes brought the Germanic language to Britain
Explanation:
The answer is: Microevolution studies evolution at or below the species level.
Microevolution refers to the changes that are produced in the gene pool within a population, at or below the species level. These changes can happen in many different ways. These mechanisms are the following: Natural selection, Mutation, Gene Flow, Non-random mating and Genetic Drift.