The positive value of $\Delta S$ indicates that

The change in entropy is negative for which of the following processes?

For the transformation $C(\text{graphite}) \rightarrow C(\text{diamond})$,$\Delta S$ is .......

For which of the following processes is the entropy change $(\Delta S)$ negative?
$I)$ Sublimation of dry ice
$II)$ Freezing of water
$III)$ Crystallisation of the dissolved substance
$IV)$ Burning of rocket fuel

In which of the following processes does the entropy decrease?

In which of the following reactions is $\Delta S$ positive?