_Which one is neutral in character ?$?

• A. N‚Äö√á√áO‚Äö√á√ë
• B. N‚Äö√á√áO
• C. N‚Äö√á√áO‚Äö√á√ñ
• D. N‚Äö√á√áO‚Äö√á√â