Which quantities are independent of the path taken, given the same initial and final state? I. The w — Thermodynamics Chemistry Question

Which quantities are independent of the path taken, given the same initial and final state?
I. The work done by the reaction of a mole of gaseous propane with excess gaseous oxygen to form carbon dioxide and water vapor at a constant pressure of 1.0 atm
II. The heat absorbed by the expansion of a mole of carbon dioxide from a pressure of 4.0 atm to a pressure of 1.0 atm