Developed countries have water treatment plants that filter and clean water that is used for human consumption. What could happen if these countries did not have such facilities? * answer it a soon. as possible please no link please answer it pleas :)​

Timed ! in which of these statements are protons, electrons, and neutrons correctly compared? quarks are present in protons and neutrons but not in electrons. quarks are present in protons, neutrons, and electrons. quarks are present in neutrons and electrons but not in protons. quarks are present in protons and electrons but not in neutrons.