q$\mathrm{.}10)$ A BCD$-10-7$ segment decoder has $1001$ on its imputs. The active outputs are segments:

a$)$ a$,$ b$,$c$,$d$,$f$,$g$.$

b$)b,c,f,g$

c$)$ b$,$ c$,$ e$,$ f$,$ g

d$)$ none of the above.