The table shows some details about several stars. Which star will later explode as a supernova?
- AAldebaran (red giant, $3700\,^{\circ}\text{C}$)
- BBetelgeuse (red supergiant, $3300\,^{\circ}\text{C}$)
- CGeminga (neutron star, $520\,000\,^{\circ}\text{C}$)
- DSirius B(white dwarf, $25\,000\,^{\circ}\text{C}$)