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Which of the following statement about The five-elements theory is NOT true?
A.
The five-elements theory relates to concepts that were developed over time in the daily life of the people of ancient China.
B.
The five elements are water, wood, soil, fire and metal.
C.
The theory holds that these five elements are the five base materials which make up all the things in the natural world.
D.
Wood refers to the category of things that have the nature of soil and land.