The Capture of Too Few Solar Neutrinos by Davis in the Solar

The capture of too few solar neutrinos by Davis in the solar neutrino experiment

A) was disproved by the results of later experiments.
B) can be explained if the sun is not undergoing thermonuclear fusion of hydrogen in its core.
C) indicates that the sun's core is much hotter than expected.
D) indicates the sun's core is convective.
E) none of the above