Which of the following adjacent pairs of thermodynamic processes are a part of a Carnot [CAR-noh] cycle?

W) Isothermal expansion and isentropic [eye-sen-TROH-pik] expansion

X) Isentropic compression and isochoric [eye-soh-KOR-ik] heating

Y) Isentropic compression and isobaric [eye-soh-BARE-ik] heating

Z) Isothermal compression and isochoric cooling
W) ISOTHERMAL EXPANSION AND ISENTRropic EXPANSION