What is the difference between a comet and an asteroid? Which statement correctly answers the questions?

Asteroids are made up of metals and rocky material, while comets are made up of ice, dust and rocky material. Both asteroids and comets were formed early in the history of the solar system about 4.5 billion years ago. Asteroids formed much closer to the Sun, where it was too warm for ices to remain solid.

Explanation:

b. latent learning (the word "latent" itself means something that exists but isn't obvious, only under certain conditions! )