Consider a thermodynamic process involving an ideal gas that is described by the P–V dia...

Consider a thermodynamic process involving an ideal gas that is described by the P–V diagram in Figure 16.11. Which of the following statements is true?

(a) The gas contracts, and W (the work done by the gas) is negative.

(b) The gas pressure drops, so W is negative.

(c) The gas expands, and W is positive.