Q: Which type of galaxies contain very little gas and dust, are red to yellow in color, contain over a trillion stars and have mostly old stars?


Read this paragraph and choose the correct option from the provided answers:

Giant elliptical galaxies contain over a trillion stars. Elliptical galaxies are red to yellow in color because they contain mostly old stars. Most contain very little gas and dust because the material has already formed into stars.

 Choices:

- blue elliptical galaxies

- giant orbital galaxies

- giant gaseous galaxies​

- giant elliptical galaxies


A:
giant elliptical galaxies