Which,if Any,of the Following Processes Is Spontaneous Under the Specified $\to$

Which,if any,of the following processes is spontaneous under the specified conditions?

A) H₂O(l) $\to$ H₂O(s) at 25°C
B) CO₂(s) $\to$ CO₂(g) at 0°C
C) 2H₂O(g) $\to$ 2H₂(g) + O₂(g)
D) C(graphite) $\to$ C(diamond) at 25°C and 1 atm pressure
E) None of these is spontaneous.