You should use a calculator but I would say 60
Answer:
Yes
Explanation:
Digesters can reduce pathogens. So, it can help protect animal and human health. Also, digesters can convert nutrients in waste in plant forms. Also, they can help dairy farmers save money since they can use the electricity to refrigerate their milk.
I hope I explained well and and that it helps
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2nd level- walking
3rd- weight training
4th- soccer
