NEED HELP ASAP Which statement best describes black holes?

Black holes are the remnants of dead, massive stars

Black holes are the remnants of planets that broke up from moving to fast.

Black holes are young stars that have not yet begun to shine.

Black holes are theoretical objects and have never been found.

Johnny rode his bike 4 blicks down the street to his friend's house once he got to his friend house and realized he could not cone out to play he turned aroubd and went back home.what is displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Asap i will reward you brainliest for best which sentence about protists is accurate? all protists are unicellular and microscopic in nature. they have organelles, so protists are eukaryotic in nature. all protists make their own energy through photosynthesis.

What is the identity of the planets?