Correct Answer: Correct answer is: (A) Only 1, 2.
Exam Relevance: UPSC, GRE, Civil Services
Difficulty: Moderate
Concept notes: Radio-Based Instruction (RBI) is a form of distance learning that uses radio broadcasts to deliver ALS (Alternative Learning System) programs. Verbal tests can indeed be administered to both literate and illiterate individuals, as they do not require written responses. Piaget's theory suggests that children around age seven begin to understand abstract ideas, but this is not directly relevant to the question at hand.
Common Mistakes: Students may mistakenly believe that verbal tests are only for literate individuals, or they may focus too much on Piaget's theory, which is not directly related to the question.
Explanations: Radio-Based Instruction (RBI) is a valid alternative delivery mode for ALS programs, as it uses radio broadcasts to deliver educational content. Verbal tests can be administered to both literate and illiterate individuals, making statement 2 true. Statement 3, while true according to Piaget's theory, is not relevant to the context of the question. Therefore, only statements 1 and 2 are true.
Option Analysis: - Option A: Correct, as statements 1 and 2 are true.
- Option B: Incorrect, as statement 3 is not relevant to the context.
- Option C: Incorrect, as statement 3 is not relevant to the context.
- Option D: Incorrect, as statement 1 is true, but statement 3 is not relevant.
Mnemonic: RBI-Verbal-Abstract