A developer created a custom rule for Workflow Analyzer and wants to make it available only at the project level.

Which action should the developer perform?

A. Create an external assembly (.dll) of the rule and copy it to the Studio install location.

B. Create an external assembly (.dll) of the rule and copy it to the project location.

C. Create a Nuget package (.nupkg) of the rule and publish it to Orchestrator.

D. Create a Nuget package (.nupkg) of the rule and install it in a Studio project as a dependency.