Which category of benchmarking involves multi-site comparison of process and performance ?

Official answer key: (A), (B). Official source note: Internal benchmarking is used to compare the work of such teams, units or divisions to identify the ones that are best performing and share the knowledge throughout the company to other teams to achieve higher performance. General benchmarking refers to comparisons which “focus on excellent work processes rather than on the business practices of a particular organization. Here in this question, it is no where mentioned that multi-site comparison of similar processes or unrelated processes. Hence, both options A and B may be correct.