Which tools are commonly used for hand-digging?

The correct choice highlights tools that are specifically designed and commonly used for hand-digging tasks. Long-handled shovels are ideal for moving loose material like soil, making them essential for any digging job. Post hole diggers are specialized tools used to create narrow holes, typically for fence posts or similar applications, allowing for precise digging. Short-handled digging bars are useful for breaking up tough or compacted soil, providing leverage and control during the excavation process.

In this context, the selected tools are practical, enabling users to perform digging activities effectively and efficiently without the need for power resources. This hands-on approach is particularly beneficial in environments where accessibility or adherence to safety regulations limits the use of machinery. Thus, the answer showcases tools tailored for manual excavation tasks.