Please help! Tysm will mark brainliest, Dont paste info from online please!

If we represent the solar system on a scale that allows us to walk from the sun to pluto in a few minutes, then a) the planets are microscopic and the stars are millions of miles away. b) the planets are the size of basketballs and the nearest stars are a few miles away. c) the planets are marble size or smaller and the nearest stars are thousands of miles away.

5. what is a red giant? can our sun become a red giant? why or why not?

What does 2[tex] {2}^{ - 4} \times {2}^{ - 2} [/tex]