Cora wants to draw a model of an atom for her project for the science fair. She wants to draw an atom that has two protons, four neutrons, and two electrons. Which model is like Cora’s? At the center, 2 unmarked red balls are interspersed with 4 blue balls marked with plus signs. A green cloud with 1 concentric white line surrounds the center, with 2 small green balls marked with minus signs on the white line.

At the center, 4 unmarked red balls are interspersed with 2 blue balls marked with plus signs. A green cloud with 1 white line surrounds the center, with 2 small green balls marked with minus signs on the white line.

At the center, 2 unmarked red balls are interspersed with 2 blue balls marked with plus signs. A green cloud with 1 white line surrounds the center, with 4 small green balls marked with minus signs on the white line.

At the center, 4 unmarked red balls are interspersed with 2 blue balls marked with plus signs. A green cloud with 1 white line surrounds the center, with 4 small green balls marked with minus signs on the white line.