Properties of Calcium Oxide Steps:

• Identify key chemical properties of CaO: it's a basic oxide, reacts with water to form slaked lime (Ca(OH)₂), and is used in construction.
• Evaluate each choice against these properties to determine correctness.
• Select the option that accurately lists correct statements without errors.
• Confirm C matches verified facts about CaO.

Not enough information: Choices A, B, C, and D are blank, preventing evaluation of statements.

Final answer: Not enough information.