| Consider the following statements |
| 1. Acids are sour in taste and change the colour of blue litmus to red. |
| 2. Bases are bitter and change the colour of red litmus to blue. |
| 3. Litmus is a natural indicator. |
| Which of the statements above are correct? |
A) 1 and 2
B) 1 and 3
C) 1 and 3
D) 1, 2 and 3
Correct Answer: D
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