以下各段叙述给出了 5 个计算机专业英文术语的英文解释。这些英文专业术语依顺序分别是(1) 、(2) 、(3) 、(4) 和(5) 。
（1）Messages that are sent electronically over a network.
（2）A series of instructions(commands) performed in a sequence specifying actions to accomplish a task.
（3）The character code built into most modern personal computers.
（4） The minimal unit of information, it can have the value 1 or 0.
（5）The brain of a computer, it contains the ALU, the clock, many registers, the bus interface and circuitry that makes these parts work together.
The character code built into most modern personal computers. （）
A．ASCII
B．internet
C．interface
D．Windows