Which of the following command is not used for entering or replacing text?

• A. ‚Äö√Ñ√∂‚àö√ë‚àö‚â§a‚Äö√Ñ√∂‚àö√ë‚àö¬• and ‚Äö√Ñ√∂‚àö√ë‚àö‚â§A‚Äö√Ñ√∂‚àö√ë‚àö¬•
• B. ‚Äö√Ñ√∂‚àö√ë‚àö‚â§s‚Äö√Ñ√∂‚àö√ë‚àö¬• and ‚Äö√Ñ√∂‚àö√ë‚àö‚â§S‚Äö√Ñ√∂‚àö√ë‚àö¬•
• C. ‚Äö√Ñ√∂‚àö√ë‚àö‚â§r‚Äö√Ñ√∂‚àö√ë‚àö¬• and ‚Äö√Ñ√∂‚àö√ë‚àö‚â§R‚Äö√Ñ√∂‚àö√ë‚àö¬•
• D. :q