Question

what is the gist of the passage in the box? people will probably visit ? someday, but ? would be too far away. earth mars andromeda

Explanation:

The passage mentions people may visit a place someday but it's too far away. Among the options, Andromeda is an extremely distant galaxy compared to Earth and Mars. Earth is our home - planet and Mars is a neighboring planet in our solar - system. Andromeda's vast distance makes it a likely candidate for a place that would be too far to visit soon.

Answer:

Andromeda