DIRECTIONS: Read the passage given below and answer the questions that follow. Passage ? 2 The reaction between an acid and a base is known as neutralization reaction. In this reaction salt and water are produced with evolution of heat. Which of the following is not an example of neutralization?

• A. Taking antacid in case of acidity
• B. Treating acidic soil with quick lime
• C. Change in colour of blue litmus paper to red with acidic solution
• D. Both (a) and (b)