which region is indicated by label b?\norbitals\nelectron\nnucleus\nwhich region is indicated by label…

Brief Explanations:

In an atomic - structure model, the nucleus is at the center of the atom, and electrons are in orbitals around the nucleus. Label B is at the center which represents the nucleus. Label A is in the outer region which represents the orbitals where electrons are likely to be found.

Answer:

Which region is indicated by label B? C. Nucleus Which region is indicated by label A? A. Orbitals