Based on the law of superposition, which layer of sedimentary rock is the oldest?

D) Layer D

This is because the top layers are the youngest layers and the lower layers are the older layers. (Based on the Law of Superposition)

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common management practices in dairy and poultry farming are: (i) proper shelter facilities and their regular cleaning. (ii) some basic hygienic conditions such as clean water, nutritious food, etc. (iii) animals are kept in spacious, airy, and ventilated place.

idk im sorry.