A. Would be the correct answer.
Universe holds all the galaxies and galaxies hold all the solar systems
Lincoln's presidential election in 1860.
Hope this helps.
A key or legend is used to understand symbols, colors, and shapes on a map
The Galapagos Islands are famous because it is where Charles Darwin discovered many previously unknown species of animals and inspired him to create the theories of natural selection, survival of the fittest, and evolution.
