What Is the Relationship Between the Size of an Object

Multiple Choice

What is the relationship between the size of an object and the rate at which its radiant output can vary?

A) Small objects can vary more rapidly.
B) Large objects can vary more rapidly.
C) The relationship depends on the wavelength of the radiant output. Large objects can vary more rapidly at long wavelengths, and smaller objects can vary more rapidly at shorter wavelengths.
D) There is no relationship between size and variation rate.