CLAD2017 - Answer the requirement - Remove those upper case characters

[SercoSteveB]

You are tasked to write a VI that accepts an input string (String In) and outputs a string (String Out) that contains the contents of the input string but with all of the upper case characters (A to Z inclusive) removed.  Which of the following VIs satisfies those requirements?

NOTE:  More than one answer may apply.

Have a go at coding the VI yourself or expand the Spoiler tag to display the possible answers.

Spoiler

a)


b)


c)


d)

NOTE: All other cases for the Case Structure in answer d) are shown below.