Please explain your answers

1.The table to the right represents a snapshot of aAddress Data portion of the memory of an LC-3 computer, the x3000 x3001 x3002 X3003 x3004 X68B8 x3004 XB3FE x14B3 XFFCC values in registers R0 through R3 are given below. R2- x300B If the word located at address x3000 were treated as a machine instruction and executed, what value would be placed into register R4? a. b. If the word located at address x3002 were treated as a machine instruction and executed, what would be the effect on the LC-3 memory contents? If the word located at address x3004 were treated as a signed binary integer, what value would it represent? c. d. If the word located at address x3003 were treated as a machine instruction and executed, what value would be placed into R21