If X+(z) is the one sided z-transform of x(n), then what is the one sided z-transform of x(n-k)?

• A. z-k X+(z)
• B. zk X+(z-1)
• C. z-k \([X^+(z)+\sum_{n=1}^k x(-n)z^n]\); k>0
• D. z-k \([X^+(z)+\sum_{n=0}^k x(-n)z^n]\); k>0