You have a 10Mbps network card in your computer. You install a 100Mbps network card on your computer and restart the computer. The 100Mbps card in not working due to a conflict with the10Mbps card. You want only the 100Mbps card to be active. What should you do to  disable the10 Mbps network adapter？（）

• A、Remove the 100MB Ethernet adapter driver by using device manager.
• B、Remove the drivers for both Ethernet adapters cards by using device manager. 
• C、Install the 100MB Ethernet adapter in different PC card slots.
• D、Disable the device drivers for the 10Mb card using by using Device Manager.