The answer to this question is 3-D references.
3-D references usually contain same cell range on several different sheets. A 3-D reference is often used so sveral worksheets could follow a certain pattern when you put same data. This will make you able to input it faster rather than have to do it over and over again.
Answer: The compositional, mechanical and outermost layer
Explanation:
They are some vital properties that are considered when looking at the properties are useful in distinguishing and modeling the various distinct layers and structures of Earth. They are the mechanical layers, compositional later and the outermost solid layer. The mechanical layers are determined by their physical features, the compositional layers are determined by their components, while the outermost layer describes the natural satellite
Come up with a logical plan, that will work, to improve the country’s water pollution problem.