Consider the following statements regarding Harappan subsistence strategies:
1. Evidence of rice has been found at several Mature Harappan sites across Punjab and Sind.
2. Millet cultivation has been recorded at Harappan sites located in Gujarat.
3. Bones of domesticated as well as wild animals were found at Harappan sites.
4. Water reservoirs in Dholavira were likely used for irrigation.Which of the above statements are correct?