Question

In the questions given below, there are two statements marked as Assertion (A) and Reason (R). Read the statements and choose the correct option. Assertion (A): The present formula for food requirement while estimating the poverty line is based on the desired calorie requirement. Reason (R): While determining the poverty line in India, a minimum level of food requirement, clothing, footwear, fuel and light, educational and medical requirements, etc., are determined for subsistence.

Define the term "poverty line" and explain its significance in measuring poverty.