Why is a study on environmental issues that cause ill a necessity for animals​

By combining old techniques with new, scientists can find out more quickly how things we are exposed to in our environment can result in sickness. Once we know where the dangers might be, we can reduce the number of diseases and deaths and help prevent people from being exposed to things that can harm them

i got 3,4 and 5 as an answer

the chart shows a production possibilities schedule for sabrina’s soccer.

the schedule shows the - combination-   of goods the business can produce.

for edgenuit.