Governments funded more investments in business. Business owners hired the most competent workers. Workers took on varied tasks and performed diverse roles. The number of private banks in Europe began to decrease.

The correct answer to this open question is the following.

Ther is no question here, just a series of statements or probably the options.

Although you forgot to include the question, doing some research we can say that the question would be "Mention a main benefit of industrialization." If this is the case, then the correct answer is "Business owners hired the most competent workers."

During industrialization, many people decided to leave the rural areas of the country and moved to large cities such as New York or Chicago, where the large industries and factories were located. Business owners created many jobs to operate the machines in the fabrics. However, most of those jobs were low paid and workers labored long hours under unhealthy conditions.  

the answer is: must pay taxes on profits

since it is considered as a part of your income, profits from investments is eligible for tax payment.

the tax from your investment could be influenced by how long you decided to sell it. united states promotes keeping your investment for long term period. so, the tax rate for investments that you sell in less than one year is typically higher compared to investments that you sell in more than one year period.

i think the answer is b.