role of rag pickers. 1) se gratin of waste at ground level. 2) cheapest mode of waste management 3) avoids the mixing of biodegradable and non biodegradable waste
Nikki57:
we have to choose a option
??
ya
Can u just answer fast
ok then i suppose the answer is 2 3 option
ok thanks
is it right?
I think it is 3
oh but i think it's both
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I suppose answer is 2) 3)option.
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