How do Republican and Democrat presidential candidates gather delegates to earn the nomination?

Brainles asap!me : -how has religious fundamentalism been used by extremists in the middle east?

One of galileo’s contributions to science was a creating the coordinate plane system. b developing the scientific method. c improving the telescope. d inventing the astrolabe.

Between 1820 and 1860, the united states received a huge number of immigrants from european nations. on the map, identify the state where the most immigrants moved in search of jobs.