Which Process Is Accompanied by a Decrease in the Entropy

Which process is accompanied by a decrease in the entropy of the system?

A) the mixing of one liter of water with one liter of ethylene glycol to produce one liter of solution
B) the breaking of a large rock into very many smaller pieces of crushed gravel
C) the thawing of the frozen orange juice concentrate that was left in the car
D) the spontaneous chemical reaction of TNT (a solid chemical compound) wherein it decomposes into several simple compounds, some of which are gaseous
E) the absorption of odorous gaseous compounds by the charcoal filter in your home central air cleaning unit