Which among the following achievements of Right to Education Act, 2009 is/are correct? 1. The RTE Act has successfully managed to increase enrolment in the upper primary level (Class 6-8) 2. Stricter infrastructure norms resulted in improved school infrastructure, especially in rural areas 3. More than 3.3 million students secured admission under 25% quota norm under RTE 4. It made education inclusive and accessible nationwide Select the correct option:

Answer: Option B