Maria should go to Javier for final approval on a decision regarding market analysis. As her direct manager, Javier is responsible for overseeing and guiding her work on the business development initiative, which includes analyzing market trends. Even though Carlos is a senior executive who reviews the project's progress, he is not Maria's direct supervisor. Javier, being the direct manager of Maria, acts as the intermediary between her work and the senior executive level represented by Carlos. It is Javier's role to consolidate the information from his team members, like Maria, and present it to Carlos. Therefore, it's within Javier's responsibilities to provide final approval on decisions made by Maria in her capacity as a market analyst.
Javier is a project leader working on a business development initiative. Maria reports directly to Javier and is tasked with analyzing market trends. Carlos is a senior executive to whom Javier must present the project's progress. Based on this information, who should Maria go to if she needs final approval on a decision regarding market analysis?

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