The following constant pressure process occurs spontaneously when the system, initially at a different temperature from its surroundings, attains the same final temperature as the surroundings.

$C_2{H}_6((g),27C,1(atm))longrightarrow{C}_2{H}_6((g),78C,1(atm))$

Which of the following statements about this process is$/$are correct? You may choose more than one, or none, of the statements.

The entropy of the system increases: $S>0.$

The entropy of the surroundings increases: $S_{\text{s}\text{u}\text{r}\text{r}}>0.$

The entropy of the universe increases: $S_{\text{u}\text{n}\text{i}\text{v}}>0.$

Work is done by the system on the surroundings.

Heat flows from the system into the surroundings.