Your database instance&ensp

Your database instance is started using the server parameter file （SPFILE）. You executed acommand to change the value of the LOG_BUFFER initialization parameter： ALTER SYSTEM SET LOG_BUFFER=32M SCOPE=BOTH；  What would be the outcome of this command（）

• AThe command succeeds only if Automatic Memory Management is not enabled.
• BThe command succeeds， but you need to restart the database for changes to take effect.
• CThe command returns an error because the size of the redo log buffer cannot be changed dynamically.
• DThe parameter value is changed and it comes into effect as soon as space becomes available in the System Global Area （SGA）.