Answer:
Correct answer is option B
Explanation:
Extensive propery:
The property which depends on the amount of matter is known as extensive properties of matter. It means if amount of a matter changes than its extensive properties will also changes for example if amount of matter is reduced than its volume will be reduced so volume is extensive property.
Extensive properies can be observed and measured.
Among the given options Radius is the option which depends on amount of matter it means if amount of matter will be large than the radius of air bubble will be large. So radius is an extensive property.
