What Is the Dominant Mechanism by Which Energy Is Transported

Multiple Choice

What is the dominant mechanism by which energy is transported through the inner regions of the Sun?

A) hotter gas rising and cooler gas falling-convective transport of energy
B) photons transferring between nuclei and atoms-radiative transport of energy
C) neutrinos streaming outward through the Sun's material-particle transport of energy
D) collisions of faster-moving particles with slower-moving particles-conductive transport of energy