An era is best defined as a period of time identified by political, economic, or social trends.
The term "era" is used to generally refer to a certain period of time. This span of time may be associated with a particular event or person or even a quality.
- Eras generally denote the span of time where a certain event occurs, or a certain person does something, etc.
- It can also be used to denote a certain period of time for a government or authority, monarchy.
- Examples of eras can include the Elizabethan era, Victorian era, Roman era, Soviet-era, etc. suggesting the particular period of their authority.
The best definition for an era can be the period of time identified by political, economic, or social trends. Thus, the correct answer is the first option.
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