Are you talking about from a certain disease or just overall
Answer:
B) Sending kids to school
Explanation:
Each state has the ability to set up and fund an educational system and create laws in regards to education and to enforce them.
The Answer is 125
50+50=100
100+10=110
110+15=125
C. A university designs a new building to ensure that astronomers will be able to easily observe the night sky