With reference to the Non-Cooperation and Khilafat Movement (1920–1922), consider the following statements:
1.The Non-Cooperation Movement was formally approved by the Indian National Congress at its Allahabad session 1920.
2.The Nagpur session of Congress in December 1920 marked the adoption of swaraj as its goal through peaceful and extra-constitutional means.
3.Leaders like C.R. Das and Annie Besant remained steadfast supporters of the Congress non-cooperation programme throughout.
Which of the above statements is/are correct?