Task: Question Understanding
Input (English): Question: Owen tested a physical property of a mineral. He rubbed a mineral sample on a piece of white tile. The mineral left a red mark on the tile. Which of the following physical properties of the mineral was Owen most likely testing? (A) cleavage (B) hardness (C) luster (D) streak?
Output (English): property, mineral., rubbed, mineral, sample, tile., red, mark, physical, properties, testing?