Consider the following statements:

1. Upnayana ceremony was conducted before the learning process began for any student.

2. Charaka Samhita is an important work on surgery.

3. Ghatika refers to an irrigational device used during the 7^th and the 8^th centuries.

Which of the statements given above is/are correct?

• Learning was an intimate relationship between the teacher and the pupil, called the Guru Shishya Parampara. The process of learning generally began with a religious ceremony, ‘Upanayana’, which was a sacred thread ceremony.

• Charak Samhita was written by Charaka. It is an authentic and exhaustive work on medicines. On the other hand, Sushruta worked in the field of surgery. His work is known as Sushruta Samhita.

• In the seventh and the eighth centuries, Ghatikas, or colleges attached to the temples emerged as new centres of learning. The ‘Ghatikas’ provided Brahmanical education. The medium of instruction was Sanskrit.