How do you create a new picklist?

How do you create a new picklist?
A . Export the data format and add a new picklist ID and new picklist values to the file.
B . Export all pick:lists and add a new picklist ID and new pick:list values to the file.
C . Import the pick:list file using the Picklist Mappings tool.
D . Enter the new picklist values into the Optionld column.

Answer: A