From the last paragraph we know that ______. A．once a computer has been programmed, it can do as mu

From the last paragraph we know that ______.

A．once a computer has been programmed, it can do as much as one wishes

B．some instructions are embedded in some specialized automobile engines

C．programs can be built into hardware itself but can't exist independently

D．a general purpose computer contains some built in programs; therefore, it doesn't need external programs