C. The Third Agricultural revolution is also referred to as the Green revolution
Answer:
Wheat reached a peak for the last 16-month period on July 18, 1929, when the price was $1.40 cents a bushel,4 and dropped to a low of $0.96 on March 15, 1930—a decline of 31.4 per cent.
The answer is C. There was concern that U.S. citizens' privacy was being violated.