Which of the following statements is/are incorrect about the Arya Samaj?

1. The Arya Samaj opposed conversion of Hindus to Islam and Christianity, and therefore, advocated re-conversion of recent converts to Hinduism.

2. The Arya Samaj advocated greater usage of Hindi in Devanagari script.

3. The Arya Samaj led a prolonged movement against untouchability and advocated dilution of caste distinctions.

Select the correct answer using the code given below: