If the interrupt service program of the timer/counter 0 of a MCS-51 single-chip microcomputer system is placed in a space at the beginning of the 3000h address in the program storage area, the instruction LJMP 3000h that jumps to the interrupt service program of the timer/counter 0 should be placed in the ROM address area at the beginning of the ( ) interrupt vector address.A:0032H B:0003H C:000BH D:0013H 答案: 000BH