Which answer lists all of the following responses that are endothermic and none that are exothermic?
1. boiling water
2. freezing water
3. condensation of steam
4. melting ice
A) 2 and 4 only
B) 1 and 4 only
C) 1 and 2 only
D) 1,2 and 3 only
E) 2 and 3 only