Use the following guide figure for pressure derivatives for the first two questions Fig A Fig C Fig B Fig D 1. Using the guide figure above for pressure derivatives, you are asked to match the above figures with the following interpretations . Important Remark:Matching the Letters and numbers only will not be accepted as the answer unless you explain how did you decide. 1. Homogeneous reservoir with closed boundaries 2. Homeogeneous reservoir between two layers (channel flow) 3. Hydraulically fractured homogeneous reservoir 4. Horizontal well in a box reservoir 5. Naturally fractured reservoir 6. Homogeneous reservoir with a sealing fault