Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to adjust a lazy susan [title] Pinpoint where rotation problems are occurring. [step] When a lazy susan becomes stiff and difficult to rotate, the problem is usually caused by either the center shaft or the position of its bottom shelf. Lightly spin the susan and note where it locks up, has difficulty turning, or has poor clearance.

Ending1: Understanding the logic behind motions may help you find the optimal placement for the susan in this case. [title] Be on the lookout for polarization of the hemisphere year. Ending2: [substeps] If the center movable shelf begins to bind, it will prevent free rotation. In this situation, you'll need to loosen this shelf. Ending3: The lower the top shelf, the harder the adjustment will be. Find off the middle shelf and note where the bottom shelf locks up. Ending4: [substeps] If you notice scratching on the shaft shaft, the problem is probably the internal rotation mechanism. Check with the department that handles your heating and cooling systems with the susan.

Answer format: ending1/ending2/ending3/ending4