As an asset manager, how could you best ensure that only valid metadata is shown for a particular asset type?

As an asset manager, how could you best ensure that only valid metadata is shown for a particular asset type?
A . Use cascading metadata rules to hide or show fields based on types
B . Use a single schema with only mandatory metadata fields
C . Define a metadata schema for a type and apply it to a specific folder
D . Create a schema for assets based on their MIME type

Answer: C

Explanation:

Reference: https://helpx.adobe.com/experience-manager/6-3/assets/using/metadata-schemas.html