有一患者因突发性失聪前来做内耳扫描，扫描后WW/WL设置为

• A、WW300HU-400HU，WL30HU-60HU
• B、WW1000HU-1500HU，WL250HU-350HU
• C、WW3000HU-4000HU，WL200HU-300HU
• D、WW300HU-400HU，WL20HU-40HU
• E、WW100HU-150HU，WL45HU-60HU