What is stage will our sun enter in about 4 billion yearsa. red giantb. main sequencec. white dwarfd. black dwarf

answer: d. a cme increases the amount of energy in the solar wind

explanation:

coronal mass ejections, also called cmes, are large clouds of plasma and magnetic field that erupt from the sun. only when the cloud is aimed at earth will the cme hit earth and therefore cause impacts. high-speed solar wind streams come from areas on the sun known as coronal holes.

a) the event horizon, singularity, and the chute located between the two.