One of Cortex-M3 resource demonstrates the concept of Last-In-First-Out (LIFO). (a) Identify and state the resource that demonstrates the concept of LIFO. (1 mark) (b) State a resource in programmer model resource that has relation with the concept of LIFO. Explain its relation. (2 marks) (c) Examine TWO (2) terminologies that correspond to the process for executing the concept of LIFO. (3 marks) (d) Write an assembly program to demonstrate the LIFO feature for two words. (9 marks) () Examine the assembly program in Q3(d) using Keil uVision. Screenshot suitable visual aids to prove the execution of LIFO feature. Discuss your observations. (10 marks)