The correct answer to this open question is the following.
I think the patent system is very useful in the United States and works decently. This is the way American inventors and companies can protect their creations in different fields such as the industry, science, or trade.
The patent system is working decently to protect these creations and the measures or actions that can be taken are to protect inventions worldwide.
This could be a good way to improve the system. To have broader international agreements with different countries to protect and respect the creation of other people and companies from those countries in the US and vice versa.
Buddhism and Hinduism still exist today. Buddhism has spread across Asia to countries such as Tailand and China. Hinduism mostly remains among Indians, but is still an important culture today.
"<span>b. Some serfs had their own small farms, where they grew food to feed their families" is no true, since they always worked for the lords. </span>
