Which statement best describes the productivity trends on this chart?
a)
1950-1973 was not productive due to world war ii.
b)
1950-2000 was not a productive time for any of the countries.
1973-1990 saw very little productivity increase among the countries listed.
d)
1990-2000 saw the greatest increase in productivity of any period.

C)1973-1990 saw very little productivity increase among the countries listed.

Explanation:

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.