Answer:
b. Change Sets
Explanation:
Change Sets belongs to a group of tools provided by Salesforce to migrate data between organizations. It's such an easy and quick way to exchange metadata from an origin organization to a target organization via a shared production instance (in this case, the sandbox). The benefits you get with this tools are:
- Graphical User Interface.
- User-friendly system (quick and simple process).
- Easy to learn.
- No extra charges to use this tool (is included in the Salesforce subscription).
