Final answer:
In the Industrial Era, various factors contributed to urbanization and growth of cities, except for the end of the Gold Rush.
Step-by-step explanation:
In the Industrial Era, urbanization and growth of cities were influenced by several factors. However, the end of the Gold Rush did not contribute to these changes.
Immigration played a significant role in urbanization, with large numbers of people moving from rural areas to cities in search of better job opportunities. The availability of job opportunities in factories and industries also attracted people to urban areas. Additionally, entertainment and leisure options in cities, such as theaters, parks, and sporting events, lured people to urban centers.
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