1. The problem involves identifying the missing view marked with a '?' in a 4x4 grid of shapes labeled A through P. 2. Each shape consists of simple line and curve diagrams inside squares, and the missing view is surrounded by an octagon. 3. To solve this, we analyze the patterns and transformations between the given views. 4. The top-left sample view shows a square with a diagonal line and a perpendicular line from the middle to the right side. 5. The bottom-left sample view shows an L-shaped line inside a square. 6. Observing the grid, the missing view should combine or relate these features logically. 7. Since the missing view is surrounded by an octagon, it suggests a shape transformation or combination involving the L-shape and diagonal lines. 8. The missing view corresponds to shape 'M' in the grid, which fits the pattern of combining the diagonal and L-shaped lines. 9. Therefore, the missing view is shape 'M'.