Four factors increasing industrial power included:

modern production methods
consolidation
labor unions
improved distribution
specialists

The correct answer is

1. Modern production methods

2. Consolidation

3. Improved distribution

4. Specialists

Explanation:

Labor itself is very important in improving industrial power of a country, especially skilled and specialist labor. However, labor union themselves can be restrictive to profitable business.

In the past, we have seen how labor unions have gone on strike, leading to complete factories being shut down.

While labor does need to have a say, unions make it difficult to negotiate and run a company.

However, modern production methods and better distribution for example, really help. The most popular case of Great Britain in the 1800s when steam power and railways not only made it easy and cheap to produce goods, but quick and cheap to transport them all over the country and the world.

the correct answer is b

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