Match the following concepts by choosing the most appropriate answer

A. Nervous system
B. Digestive system
C. Ecosystem
D. Solar system
E. Neurons
F. The family

select
1. The most basic social system

select
2. Gastrointestinal system

select
3. A system that coordinates communication within the human body

select
4. The cells of the brain

select
5. Includes planets related to earth

select
6. Composes of living and non-living natural things

A. Nervous system - 3. A system that coordinates communication within the human body

B. Digestive system - 2. Gastrointestinal system

C. Ecosystem - 6. Composes of living and non-living natural things

D. Solar system - 5. Includes planets related to earth

E. Neurons - 4. The cells of the brain

F. The family - 1. The most basic social system