QUESTION $3($Logic Coverage & FSM$)$

Part B

Answer the following questions based on the code fragment given below:

int foo $($int a$,$ int b$,$ int c$,$ int d$)\{$

float e;

if $($a $==0)\{$

return $0$;

$\}$

int x $=5$;

if $(($a$==$b$)$ && $($c $==$ d$))\{$

x$=1$;

$\}$

return x;

$\}$

Identify the Test Set for $100\%,$

i$.$ Predicate Coverage

ii$.$ Clause Coverage

iii. Combinatorial Coverage

iv$.$ General Active Clause Coverage