Which of the following statement(s) is/are correct about the ‘Indian flag’?
1. The saffron colour at the top symbolises ‘strength and courage’.
2. The white in the middle represents ‘peace and truth’.
3. The green at the bottom stands for ‘secular character of Indian nation’.
4. The Ashok Chakra in the white band shows intends to show the ‘wheel of justice’.
Select the correct codes from below -