Think about what country started the One Child Policy. What type of government did they have?

one child

Explanation:

The one-child policy was a Chinese government policy to control population growth. According to estimates, it prevented between 200 to 400 million births in the country. It was introduced in 1979 and discontinued in 2015, and enforced through a mix of incentives and sanctions

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.