The answer would most likely be sodium because carbon is a plants food, phosphorus is a nutrient in soil, hydrogen is air, but sodium does not have a place in a plant:)
Answer:
Seeds protect and nourish young, growing plants.
Explanation:
Seeds allow for young plants to be protected in the hard case of the seed.
Seeds also contain a food supply that allows for the young plants to be nourished.
So, seeds are an evolutionary advantage for plants because they protect and nourish growing plants.
Earth can be divided into 5 physical layers. these layers are lithosphere, asthenosphere, mesosphere, outer core and inner core.
hope this helps!