Answer: First, it changes because the needs of its speakers change. ... As young people interact with others their own age, their language grows to include words, phrases, and constructions that are different from those of the older generation.
Explanation:
The punning words are “opinion Carries a lot of weight” because an opinion can not physically carry weight
Cybercemoncracy means the networking opportunities and capa- bilities of interaction and communication increase or the volume of codified knowledge cumulates, and the possibilities to access this knowledge also improve.
Plethora would be the collective noun because it is a group.