The latest version of a licensed product is already installed. Which of the following methods is most appropriate to load an older version of a licensed program product over the latest version?（）

A. Install the older version with a Force Overwrite option
B. An older version cannot be installed if a newer version is installed
C. Use the Reject option on the committed newer version that is installed
D. Using the lppdiff command, capture the names of the newer filesets for the product, then remove them using this listing as input to the installp command