Which one of the following is the objective of the Unnathi Scheme of Andhra Pradesh ?
1. To provide scholarships to rural youth for higher education
2. To provide scholarships to minority students for higher education
3. To enable the poorest of poor to earn a minimum amount of Rs. 2 lakh per annum
4. To enable the poorest of poor to earn a minimum amount of Rs. 3 lakh per annum