Consider the equation $Z = \frac{pV}{RT}$. Which of the following statements is correct?
- AWhen $Z = 1$,real gases are easily compressible.
- BWhen $Z > 1$,real gases are more compressible than ideal gases.
- CWhen $Z > 1$,real gases are difficult to compress.
- DWhen $Z = 1$,real gases are difficult to compress.
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