DIRECTIONS: Match column-I with Column-II and select the correct answer using the code given below the columns. Column-I Column-II A. Burning of carbon in air to produce carbon dioxide (p) Endothermic change B. Melting of wax (q) Exothermic change C. A change accompanied by absorption of heat (r) Physical change D. A change accompanied by evolution of heat (s) Chemical change

• A. \[A\to (s),B\to (q),C\to (p),D\to (r)\]
• B. \[A\to (s),B\to (q),C\to (p),D\to (r)\]
• C. \[A\to (r),B\to (s),C\to (q),D\to (p)\]
• D. \[A\to (r),B\to (q),C\to (s),D\to (p)\]