Malika wants to build a toy raft that will float in water. She has a few materials to choose from. She takes a sample of each of these materials and measures their mass and volume. She records her measurements in a chart as shown.
 Which of these materials can Malika use to build her raft?
 glass, cork, and lucite
 pumice, rubber, and cedar
 rubber, glass, and lucite
 pumice, cedar, and cork