Identify the pair/s that will form solutions.
i. CoCl₂ and water
ii. Octane (C₈H₁₈) and water
iii. Toluene (C₆H₅CH₃) and CCl₄

• A. i and ii
• B. i and iii
• C. ii and iii
• D. i, ii, and iii

Answer: (B)