B - (Correct Answer) because acquiring the SBOM provides the security lead with insights into all the dependencies of the third-party pre-trained ML model. A - can be a step to follow after B to gain a better understanding of how all these dependencies work together and behave, especially if there are any potential issues, such as vulnerabilities that need to be addressed. Furthermore, in the Software Development Life Cycle (SDLC), particularly in Agentic Development Life Cycle (ADLC), the sequence of actions is integration followed by testing, which corresponds to the sandboxing phase (A). (Here, we are thinking like managers.)