Which is typically true about the investment in human capital?
Human capital does not play a role in a country's economy.
The more a country Invests in human capital, the chances of economic fallure Increases.
The more a country Invests in human capital, the better the economy will be.
The less a country Invests in human capital, the better the economy will be.

The more a country Invests in human capital, the better the economy will be.

Explanation:

In an economic setup, human capital means the knowledge, competencies,  skill sets, and experience that workers have. The human capital theory is the recognition that not everybody has the same knowledge and skills. Skills offer economic benefit as a skilled workforce can lead to increased productivity. Human capital contributes to economic growth and can help develop an economy by broadening its people's training and expertise.

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.

d) he bring down boss tweed and tammany hall.