[" 3Digital signals "],[" (i) do not provide a continuous set of values,"],[" (ii) represent values as discrete steps,"],[" (iii) can utilize binary system,and "],[" (iv) can utilize decimal as well as binary systems."],[" (iv) can utilize decimal as well as binary systems."],[" Which of the above statements are true? "],[" (a) (i) and (iii) only "],[" (b) (ii) and (iii) only "],[" (c) (ii) and (iii) only "],[" (c) (i) and (iii) but not (iv) "],[" (d) All of (ii),(ii),(ii),(iii) and (iv)."]