The answe is: D. All of the above
Answer: I'm pretty sure it is <u><em>cultural convergence</em></u>.
Explanation:
<span>the country that is not dircetly situated next to a sea or ocean is : C. Laos
Laos is a country in south east asia that is located entirely by land. On its southern border it covered by Thailand, Myanmar border its eastern part, Yunnan borders its northern part and its western part is bordered by VietnamHope this helps. Let me know if you need additional help!</span>
Water and air both have oxygen and due to the contamination in the oxygen both water and air suffer