The statement that best describes the practice of alchemy is that Alchemy was scientific, because it included observations and experiments. The correct option is B.
Alchemy is a medieval chemical scientific method and speculative ideology that aimed to transmute base metals into gold, discover a universal cure for disease, and discover a way to indefinitely prolong life.
Their covert experiments, which usually involved heat and liquid mixing, led to the creation of pharmacology and the rise of modern chemistry.
As it is observational and experimental, it is considered as scientific.
Thus, the correct option is B.
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