For Questions 7-9 use the following: Output indicators BXCXD Register Operation Mode Control Parallel Load Parallel Load Inputs Shift Left 0 1 1 1 1 0 0 01 shiftright o-o-o-oT 1L shift left QA -@f Serial InputUniversal | Shift Register Qa Serial Input Qp Clear 1TL5Mode control Question-7 (12 points) binary output from the 4-bit universal shift register is t1. (4 bits, with bit A on left and bit D on right) immediately after start of the time period (a) 0000 b) 1000 c) 1001 (d) 1111 Question-8 (12 points) What is the mode of operation of the 4-bit universal Shift Register during time period t5? (a) Inhibit (hold data) (b) Parallel load (c) Shift left (d) Shift right Question-9 (12 points) The binary output from the 4-bit universal shift register is immediately after start of the time period t7.(4 bilts, with bit A on left and bit D on right) (a) 0000 (c) 1001 (d) 1101