Respuesta :

Answer: A. rocks

Explanation: The largest source or reservoir of phosphorus on earth is sediments, typically sedimentary rocks.

The main source of Phosphorus is sedimentary rocks.

What is Phosphorus?

Phosphorus is a chemical element that is found in rocks and animal cells.

It exist as either white or red Phosphorus. It has atomic number of 15.

Phosphorous is present maller amounts in cells and tissues throughout the body. Phosphorus in the body hel p to filter out waste in the kidneys. It Help to reduce muscle pain after a workout.

Therefore, The main source of Phosphorus is sedimentary rocks.

Learn more about Phosphorus from the link below.

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