Consider the homogeneous reservoir and the specified Blocks 1 and 4 shown below; - provide a qualitative description of the type of flow at each of these boundaries. - Write the PDE that governs the fluid flow problem described in reservoir. - Reduce the equation to its simplest form. - Write the explicit finite-difference approximation for this problem. - Generate the system of equations for each block in the figure. - Calculate pressure in grids after 10 days. B=B initial =1rbbl/STB C=106psi1