Which Attributes of a Reusable Expression Transformation Can Be Edited

Multiple Choice

Which attributes of a reusable Expression transformation can be edited within the Mapping Designer workspace?

A) The transformation's name, one of its port's default values, the tracing level or a Metadata Extension
B) The transformation's name or the tracing level
C) The transformation's name, one of its port's default values or the tracing level
D) The transformation's name is the only attribute that can be changed