What is one reason that WPA encryption is preferred over WEP?

Question:
What is one reason that WPA encryption is preferred over WEP?

• A WPA key is longer and requires more special characters than the WEP key.
• The access point and the client are manually configured with different WPA key values.
• WPA key values remain the same until the client configuration is changed.
• The values of WPA keys can change dynamically while the system is used.

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