It was very difficult to change membership in an estate.
Answer: Option D.
<u>Explanation:</u>
The french revolution was the time of huge social and political upheaval, instabilities and problems in France along with the colonies of France. It started from the beginning of 1789 and ended with the end of 1799.
During the time of french revolution it was very tough for the people of France to change their membership in an estate causing an increase in the problems that the people were suffering from.
Northern france was invaded
I think it's health care but I could be wrong
The correct answer for the given question above would be the third option. The Song Dynasty as compared to the Tang Dynasty is that, the Song Dynasty was smaller than the Tang Dynasty, but lasted for a slightly longer period of time. The Song Dynasty didn't expand much, whereas, the Tang Dynasty expanded to modern borders. Hope this answer helps.