which of the following decribes atomic imperfections?

Options

A. Lattice imperfections extended along surfaces
B. Lattice imperfections extended along lines
C. Departures from the ordered and periodic arrangement in the vicnity of a particle or a group of particles.
D. Deviation from periodicity extended over microscope regions of the crystals.

Answer

3

Explanation

First one describes plane defects ,second one describe line defects (also called dislocations) while the fourth one describes lattice imperfections.