Salesforce$$is well known for embedding its employees in the company$$s Ohana culture, which motivates them and encourages valuable collaborations. This source of competitive advantage may be difficult for other companies to imitate because these companies cannot fully and accurately replicate the many interactions and relationships among employees that together create value within Salesforce.

This type of barrier to imitation $($or isolating mechanism$)$ is typically called

a$.$ Resource mobility barrier

b$.$ Complexity

c$.$ Relevance

D$.$ Durability

e$.$ Causal ambiguity