CLAD2017 - Answer the Requirement - Remove Duplicate Numerics

[SercoSteveB]

You are tasked to write a VI?

INPUT(s): 1D Array (Numeric Array In) of I32 numerical values.

OUTPUT(s): 1D Array (Numeric Array Out) of I32 numerical values.

FUNCTION:  The VI must return in Numeric Array Out the contents of Numeric Array In with all duplicate values removed.

Which of the following VI satisfies those requirements?  NOTE:  Multiple answers may apply

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

Spoiler

a)

b)

c)

d)