A typical worker in Italy can produce $24$ units of product in an $8$ hour day, where a typical worker in Poland produces $25$ units of product in a $10$ hour day. We can conclude that

$($x$)$ worker productivity in Poland is higher than in Italy.

$($y$)$ the standard of living will be higher in Italy than in Poland.

$($z$)$ productivity for the Polish worker is $\frac{21}{2}$ units per hour and $3$ units per hour for the Italian worker.

Select one:

a$.($x$),($y$)$ and $($z$)$

b$.($x$)$ and $($y$)$ only

c$.($x$)$ and $($z$)$ only

d$.($y$)$ and $($z$)$ only

e$.($y$)$ only

Clear my choice