With reference to the religious history of India, consider the following statements:

1. Tara, a prominent Boddhisattva is associated with Hinayana Buddhism.

2. Vajrayana sect believes that the mantra is an easy path to achieve Buddhahood.

3. According to Theravada Buddhism, Samatha and Vipassana form an integral part of the Noble Eightfold path.

Which of the statements given above is/are correct?