Cortex-M3 executes the following instruction:          MOVT R5, #0x1234          MOVW R5, #0x5678 Considering the initial value in R5 is 0x00000000. What is the content of R5 after the execution of those instructions? A.   0x43218765   B.   0x00004321   C.   0x00005678   D.   0x12340000   E.   0x12345678

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