Question

Which characteristics are considered most typical of an old galaxy in decline?(1 point)
Responses

very bright, relatively small
very bright, relatively small

low gas content, little star formation
low gas content, little star formation

shrinking in size, high dust content
shrinking in size, high dust content

spiral, abundant planets present

Answer 1

The characteristics considered most typical of an old galaxy in decline are:

**low gas content, little star formation**.

This indicates that the galaxy has exhausted much of the material needed for new star formation and is undergoing a decline in its activity.