## **Core Concept**
The National Programme for Control of Blindness (NPCB) aims to prevent and control blindness in India. The program focuses on providing eye care services and promoting eye health. The goal is to reduce the prevalence of blindness.

## **Why the Correct Answer is Right**
The National Programme for Control of Blindness (NPCB) was launched with the goal of reducing the prevalence of blindness in India. According to the program's objectives, the target was to reduce the prevalence of blindness to 0.5% by 2010. This goal aligns with international efforts to prevent and control avoidable blindness.

## **Why Each Wrong Option is Incorrect**
* **Option A:** 0.1% - This is a very low target and not the specified goal of NPCB.
* **Option B:** 1% - This is higher than the targeted prevalence reduction goal of NPCB.
* **Option D:** 2% - This is significantly higher than the goal set by NPCB.

## **Clinical Pearl / High-Yield Fact**
A key fact to remember is that the NPCB aimed to reduce the prevalence of blindness to **0.5%**. This goal reflects the global effort to eliminate avoidable blindness.

## **Correct Answer:** . 0.5%