There is an increasing demand for berries in Paul’s town. He wants to cultivate berries to earn profits. To do so, he wants to check whether the soil in his farm is suitable for cultivating berries. Which characteristic of soil will most accurately check the suitability of land for growing berries

The answer is b im not sure 

Answerscripps institution of oceanography; i believe this is correct plz check first good luck;

Magma forms by partial melting of upper mantle and crust. partial melt means that only a fraction of the available material forms a melt, and that the remainder stays solid. the partial melt rises because of its lower density and ascends through he crust. this is so conclusive mean the answer would be magma igneous rocks or balistic magma.