Which of the Following Expressions Combines the Atomic Values from Two

Multiple Choice

Which of the following expressions combines the atomic values from two fields in a LastName, FirstName format in an expression in an Access query?

A) [LastName] > ", " < [FirstName]
B) "LastName" & "FirstName"
C) [FirstName] & " " & [LastName]
D) [LastName] & ", " & [FirstName]