Which factor does not contribute much to pollution and low water quality in South Asia countries

hello,

answer: a federal government has final authority on interstate/inter provincial  and international affairs, a confederation is one where the central/national government or authority is governing body what does not have final say over the same matters. hopefully this and i will try again if you don't like this answer : )

best of luck!

which sentences ? that question is incomplete

answerthomas malthus wrote an essay on the principle of population;

hope this ,(malthus)

the answer is 12 gallons