Which of the following drive connections uses a ribbon cable with a 40-pin connector?（）

A. Strong magnets
B. Toaster ovens
C. Cordless phones
D. Flat panel TVs
E. AC power runs

A.DDR
B.SIMM
C.DDR2
D.RAMBUS

A.USB
B.COM5
C.LPT1
D.TCP/IP