Explanation:
Alluvial soil is rich in potassium. Black soil is rich in calcium,potassium and magnesium. Black soil is best suited for the cotton crops.
I hope it's helpful!
Blank 1: Gusta
Blank 2: Arreglos
Blank 3: Alegre
Blank 4: Tu
Blank 5: Sabes
Blank 6: Bailarinas
Blank 7: Cuadro
Blank 8:
C it’s estudies because the other ones don’t make sense