Which is a mark of a galaxy formed by collapse?(1 point)

Responses

same age stars
same age stars

abundant gas and dust
abundant gas and dust

uniformly young stars
uniformly young stars

a mix of young and old stars
a mix of young and old stars

1 answer

A mark of a galaxy formed by collapse is a mix of young and old stars. This indicates that the galaxy has experienced different phases of star formation and has incorporated stars of various ages, reflecting its complex formation history.