Answer:
(horizon) is the correct answer.
Explanation:
The roots of plants are most likely to found in the (topsoil horizon).
- Topsoil contains decayed organic material and minerals.
- The function of roots is to absorb nutrients and water.
- Roots are mostly grown in the topsoil of the earth comprise of water and nutrients.
- The roots are the main part of the plant that lies beneath the soil surface.