With reference to the Competition Commission of India, which among the following statements is/are correct?

1. It was established by the Government of India under the Competition Act, 2007.

2. It works to promote and sustain competition.

3. It consists of a Chairperson and 6 Members appointed by the President.

4. National Company Law Appellate Tribunal (NCLAT) is an Appellate Tribunal to hear and dispose of appeals against any direction issued or decision made or order passed by the Competition Commission of India.

Select the correct answer using the codes given below.