1925Interrupt Service Routines （ISR) are the )ortions of the program code that handle the inte4390

Interrupt Service Routines (ISR) are the )ortions of the program code that handle the interrupt requests. When an Interrupt is triggere i (either a hardware or software interrupt), the processor breaks away from the current task. moves the (72) to the ISR, and then continues operation. When the ISR has comr Leted, the processor retums execution to the previous location. A.memory B.function C.instruction pointer D variable 请帮忙给出正确答案和分析，谢谢！