Soils through which fluids can easily flow are

The answer is POROUS because a POROUS material is a material that allows the passage of air or liquid through tiny spaces called pores. Hope i helped. Have a nice day.

Answeroil-shale;

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.