Question

which phase change for water has positive values for both $\delta h^\circ$ and $\delta g^\circ$? (a) (l) $\longrightarrow$ (s) at 250 k (bl) $\longrightarrow$ (s) at 350 k (c) (l) $\longrightarrow$ (g) at 350 k (d) (l) $\longrightarrow$ (g) at 450 k