After replacing a motherboard on a customers laptop for a no sound issue, a technician realizes that there is intermittent wireless connectivity on the laptop. Which of the following should the technician perform FIRST?
A. Reinstall the driver of the WiFi card.
B. Check to see if there is a wireless switch on the laptop and its current position.
C. Replace the wireless card because it is not fully compatible with the new motherboard.
D. Check if the WiFi antenna is connected properly to the wireless card.