<em>B. Second half of the 18th century is the correct answer.</em>
Explanation:
After Meiji restoration, the emperors and new ruling class decided to model japan on western model. The emperors plan was to turn japan into such an empire which can compete at global level so the first Japanese constitution was drafted in 1889, feudalism was abolished and western technologies were imported to Japan. All these changes led to the industrial revolution,This industrial revolution lasted form 1890 to 1930, during Industrial revolution a range of industries were developed in japan.
D. By having the three different branches selected in three different ways, the founders were mixing different government styles. This allowed "everyone" to feel as if they could influence government.