What data does the PSR contain?

a$.$ The current privilege level, the values of N$,$ Z$,$ and P$,$ and the current priority level.

b$.$ The PC$,$ the values of N$,$ Z$,$ and P$,$ and the stack pointer

c$.$ the PC and all the General Purpose Registers

d$.$ The PC$,$ MDR and IR

e$.$ the PC and the MCR $($Machine Control Register$)$

$4.$ What is the main difference between the JMP instruction and the JSRR instruction?

a$.$ The JMP does not back up the PC into R$7$ and the JSRR instruction does

b$.$ The JSRR does not back up the PC into R$7$ and the JMP instruction does

c$.$ JSRR uses the PC to calculate the effective address, and JMP uses a base register

d$.$ JMP uses the PC to calculate the effective address, and JSRR uses a base register

e$.$ There is no difference, JMP is a pseudo instruction for JSRR

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