GInI’s CInP Handbook outlines the Mid Zone’s fourth step as the creation of a " sound business case, " a detailed document that justifies advancing an innovation project into the Back End—where development and commercialization occur. This step is critical because it precedes a go/no-go decision gate, determining if the business will invest heavily in bringing the innovation to market. The business case must include financial models (e.g., cost-benefit analysis), strategic rationale (e.g., market demand), and risk assessments, providing a holistic view to secure approval. Option A, " market this new innovation, " is a Back End activity, not the decision’s focus. Option B, " build a new facility, " is a specific operational choice post-approval, not the general intent. Option D, " pivot the entire business, " is an extreme strategic shift far beyond most project scopes. Option C directly matches GInI’s description, emphasizing progression to development and commercialization as the next logical step after Mid Zone validation. The original answer (C) is correct, reflecting GInI’s phased approach where the business case bridges the Mid Zone’s conceptual work to the Back End’s execution. This process ensures alignment with organizational goals and prevents premature overcommitment, a principle grounded in GInI’s risk-mitigation philosophy.