Consider the following statements regarding Indus Vally civilisation: 1. The Harappan seal is probably the most distinctive feature of the Harappan civilisation. 2. Evidences of canal irrigation have been found at a site called shortughai. 3. Mohenjodaro was a city laid in an unplanned manner. 4. Copper was brought from Kolar region of Karnataka. Which of the given statements is/are incorrect?

• A. 1, 2, 3
• B. 3, 4
• C. 1, 2, 4
• D. 2,4