Which variables would read in values from stdin with input $"12\mathrm{.}3021\mathrm{.}32"$

int main$()\{$

int a $=0,$ b $=0$;

float c $=42$;

scanf$("\%$f$\%$i$\%$d$",$ &a$,$ &b$,$ &c$)$;

return $0$;

$\}$

Question $1$Answer

a$.$

Only a

cross out

b$.$

There is a syntax error

cross out

c$.$

All the variables will read in values

cross out

d$.$

No variable will read in values

cross out

e$.$

Only a and b