What is the minimum training requirement for a competent person under the OSHA standard?

The minimum training requirement for a competent person under the OSHA standard focuses on ensuring that this individual has the knowledge and skills to identify existing and predictable hazards in the surroundings or working conditions that are unsanitary, hazardous, or dangerous to employees. Specifically, the correct answer highlights the importance of training in soil analysis and protective systems.

This training is crucial because different types of soil can behave differently when excavated, and understanding these properties is essential for ensuring worker safety while conducting excavation activities. Protective systems, such as shoring, shielding, or sloping, are also integral components that help prevent cave-ins and other hazards. Thus, a competent person must be properly trained in both soil analysis and the design and implementation of effective protective systems to mitigate risks during excavation work. This comprehensive understanding is a key requirement for safeguarding employees on excavation sites.

Other training, while beneficial, does not encompass the specific competencies mandated by OSHA to ensure excavations are conducted safely, which is why this option accurately reflects the standard's expectations.