The instruction is to fill the blanks with the most grammatically accurate word.
Answer:
The industrial revolution brought about a big change in the way people worked and produced goods. After 1850, it arrived in Japan and the USA. Machine in huge factories replaced the craft workers.
Step-by-step explanation:
To chose the word that makes more sense grammatically, the context of the sentence must be evaluated. A grammatically accurate sentence takes into consideration, the structure of a language. In the sentences above, we can deduce from the phrase, "after 1850" that prior to that time, the Industrial Revolution was not evident in Japan and the USA. But after it arrived in these countries, it began to change how their factories functioned.