Answer: Substitutability
Step-by-step explanation:
In terms of contingency theory of organization ,substitutability describes about available alternatives as a solution for any particular situation.This power in organization can substitute the sources of any particular resource or can substitute resources through its alternate option.
According to the question, Richard can influence marketing team members through ability of substitutability .Through this mechanism, he can suggest some alternative options or substitutes for marketing strategy or fund for marketing.