A student places a 12-gram cube of ice inside a container. After six hours, the student returns to observe the contents of the container. Which sentence suggests that the container is an open system? O A. The container contains 12 grams of liquid water and no ice. . O B. The container contains 12 grams of ice and no liquid water. OC. The container contains 8 grams of liquid water and no ice. OD The container contains 8 grams of ice and 4 grams of liquid water. OE The container contains 8 grams of liquid water and 4 grams of water