Science, asked by dhanprakash239, 6 months ago

4. Which of the following are low cost on site sewage disposal systems?
(a) Composting pits
(b) Chemical toilets
(c) Septic tanks (d)all of these.​

Answers

Answered by BeautifulElsa
2

Answer:

all of these are low cost on site sewage disposal system

Explanation:

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