Which component of NPSP allows customization for managing optional donations?

The correct choice is Customizable Rollups, as it plays a significant role in managing and customizing how donations are aggregated and reported within the Nonprofit Success Pack (NPSP). Customizable Rollups allow nonprofits to tailor their reporting on donations at different levels, such as tracking how various donations contribute to household or campaign goals. This feature provides flexibility in viewing and analyzing contributions, which is especially beneficial for organizations that want to manage optional donations differently, depending on their specific strategies or needs.

This ability to customize how donations are accumulated and viewed enhances a nonprofit's capability to manage donor relationships, track fundraising progress, and report on financial health effectively. Customizable Rollups enable organizations to gain insights into their fundraising efforts by aggregating donations in ways that highlight the vital support from various donors, thereby facilitating informed decision-making regarding fundraising initiatives.