I would say that it is the third one.
Answer: This behaviour is an example of DEINDIVIDUATION.
Explanation: Deindividuation is a loosening of self-restraint when anonymous in a large crowd.
This behaviour makes an individual see himself as a crowd instead of an entity. This makes the individual do whatever the large crowd is involved in.
Chinese characters use logographic script
This means that is is Difficult
divergent plate boundary[dĭ-vûr′jənt]
A tectonic boundary where two plates are moving away from each other and new crust is forming from magma that rises to the Earth's surface between the two plates. The middle of the Red Sea and the mid-ocean ridge (running the length of the Atlantic Ocean) are divergent plate boundaries. Also called passive margin spreading zone See more at tectonic boundary . Compare convergent plate boundary .
The answer should be eukaryotic cells, because they have membrane bound cells, and are larger than prokaryotic cells.
Though, all cells are living.