I'd say the correct answer is D, 'ethnic groups'. Because they are the only ones who would gain something from the riot and nationalism.
Monarch, church leaders and noble landowners wouldn't like that, because they surely want to keep peace and retain their authority/land.
Conflict between teens and parents is a common problem among many families. Most problems are involved around cell phones or technology. Over the years technology has advanced . Parents may not have grown up with it, but teenagers have. The point is times change . Everything’s different from when the parents were teens . Teens feel like they are not understood. Parents can’t possibly understand there children unless they walked in there teens shoes.
None of the phrases are bolded, so I'm going to rewrite the whole sentence.
The principal said that Mr. Jones, one of our teachers, will be on vacation for a week.
In order to make the sentence grammatically correct, a comma was placed between the words "teachers" and "will".
It means helpful so there an di am justa random stranger