i$.$ Draw the control flow graph$($CFG$)$ for variable $$z$.$

ii$.$ List the possible test path$($s$)$ for variable $$z$$ using All$-$uses$($AU$)$ strategy.

iii. List the possible test path$($s$)$ for variable $$z$$ using All$-$definition$($AD$)$ strategy.

iv$.$ List the possible test path$($s$)$ for variable $$z$$ using All$-$c$-$uses$($ACU$)$ strategy.

v$.$ List the possible test path$($s$)$ for variable $$z$$ using All$-$p$-$uses$($APU$)$ strategy.

vi$.$ Draw the control flow graph$($CFG$)$ for variable $$w$.$

vii. List the possible test path$($s$)$ for variable $$w$$ using All$-$uses$($AU$)$ strategy.

viii. List the possible test path$($s$)$ for variable $$w$$ using All$-$definition$($AD$)$ strategy.

ix$.$ List the possible test path$($s$)$ for variable $$w$$ using All$-$c$-$uses$($ACU$)$ strategy.

x$.$ List the possible test path$($s$)$ for variable $$w$$ using All$-$p$-$uses$($APU$)$ strategy.