Which of the following statements regarding Chipko Movement is/are correct ? 1. Chipko Movement took place in the early 1970s against the introduction of commercial forestry. 2. Chipko refers to a single movement and not a collective of several movements, 3. Chipko did not begin as a movement for conservation but primarily as an economic struggle, the root of which lay in rural and peasant protests. Select the correct answer using the code given below ;1 only 1 and 32 only1 and 2