Answer:
4
Explanation:
Pretty sure it's right, have good day <3
Environmental protection is the third pillar and to many, the primary concern of the future of humanity. It defines how we should study and protect ecosystems, air quality, integrity and sustainability of our resources and focusing on the elements that place stress on the environment
Metal, metal, nonmetal, metal, nonmetal, nonmetal. For the covalent bonds, it's always between nonmetals. For the ionic, it's a metal and a nonmetal. Hope this helps!
The water table rises and falls with precipitation. The correct option among all the options that are given in the question is the first option or option "a". It is important to know what a water table is. It is basically the level below which the ground water that is present is always in a saturated condition. I hope it helps you.