Aduty is a task required of which citizens

All citizens, is the right answer.

Explanation:

The constitution of various republics has provided its citizens with some fundamental rights to ensure that the government is run by the people of the state and the rights of individuals are protected. At the same time, constitutions have also furnished some of the duties to be obeyed by the citizens. As the fundamental rights are given to every citizen of the state, so are the fundamental duties.

the answers are 1 and 4

president franklin roosevelt supported the tva as part of his first new deal measures approved by congress in 1933. this new agency was designed to control floods, produce electric power, and improve the lives of people living in the tennessee valley. the tva accomplished many of these goals despite problems.