Which Microsoft tool is the Cisco-approved way to create BAT .CSV files?

A.
Word

B.
Excel

C.
Access

D.
Notepad

E.
Wordpad

Explanation:
Bulk Administration Tool User Guide, Release 4.0(1) Creating the CSV File for Users
To add users into the Cisco CallManager, you must create a CSV file by completing the BAT.xlt file.
Using the User Tab in BAT.xlt
Follow this procedure to add multiple users.
Procedure
Step 1: Open BAT.xlt
Step 2: Choose the Users sheet tab.
Step 3: Complete all mandatory fields and any relevant optional fields. Each column heading specifies the length of the field.
Step 4: Click Export to BAT Format to transfer the data from the BAT Excel spreadsheet into a CSV file.
http://www.cisco.com/en/US/partner/products/sw/voicesw/ps556/products_user_guide_chapter09186a00800c4d