"Find" search tool

The Designer includes a "Find" search tool as part of the standard toolbar. What can it be used to find?

Choose Answer

(A)
Column or port names in any transformation, source or target definition
(B)
Column or port names in any transformation, source or target definition, and strings in any of the output windows
(C)
Column or port names in any transformation, source or target definition, strings in any of the output windows, and expressions in any transformation
(D)
Column or port names in any transformation, source or target definition, strings in any of the output windows, expressions in any transformation, and descriptive text