Which factor is essential to the initial formation of galaxies, for either of the theories describing galaxy evolution?(1 point)

Question

Responses

Massive gas and dust clouds collapse.
Massive gas and dust clouds collapse.

Small lumps of material merge into larger clumps.
Small lumps of material merge into larger clumps.

Gravity acts on existing material, shaping it into a new form.
Gravity acts on existing material, shaping it into a new form.

The force of orbiting stars generates collisions.

Answer 1

The essential factor to the initial formation of galaxies, according to both theories describing galaxy evolution, is massive gas and dust clouds collapse. This process is critical for the formation of the initial structures from which galaxies develop.