Which of these instruction pairs have the same ALU operation? add and bne lw and add lw and bne sub and lw

Multiple choice   a. Select an instruction form the following that tests bit position 2 of register CH.          a. TEST CH, 2     b. BT CH, 2          c. a and b             d. NOTCA. After the execution of instruction NEG AX, what will be the value of AX with initialvalue of 01101101?          a. 10010010         b. 10010000         c. 10010011         d. 10010100

Select the instruction sequence that will divide -276 by 10 and store the result in a 16-bit variable res1. mov ax,-276 cwd mov bx,10 div bx mov res1, ax mov ax,-276 cwd mov bx,10 idiv bx mov res1, ax mov ax,10 mov bx,276 div bx mov res1,ax