Answer: D
Biologic
Step-by-step explanation:
Biological sciences embodies a group of specialized subjects that studies various aspects of an organism, it's life process, as well as it's environment. It is sub divided into biology, botany, ecology, paleontology and zoology.
Biology is a natural science that studies the life of living organisms.
Botany also called plant science is the science of life of plants.
Paleontology is the science of fossil matters.
Ecology is the study of the environment of organisms as well as it's interaction with them.
Zoology is the science of animal life.