## **Core Concept**
The glycemic index (GI) is a measure of how quickly foods raise blood sugar levels. Foods are ranked on a scale from 0 to 100, with pure glucose given a value of 100. The GI is used to assess the quality of carbohydrates in food.

## **Why the Correct Answer is Right**
The correct answer, , has the least glycemic index among the given options. Typically, foods with a low GI are digested and absorbed slowly, causing a gradual rise in blood sugar levels.

## **Why Each Wrong Option is Incorrect**
* **Option A:** generally has a moderate to high glycemic index, causing a quicker rise in blood sugar compared to .
* **Option B:** tends to have a moderate glycemic index, though it can vary based on preparation and type.
* **Option C:** usually has a higher glycemic index compared to , leading to a more rapid increase in blood glucose.

## **Clinical Pearl / High-Yield Fact**
A key point to remember is that foods with a low glycemic index, such as , are beneficial for individuals with diabetes or those trying to manage their blood sugar levels. These foods help in maintaining steady glucose levels and can aid in weight management.

## **Correct Answer: .**