Question

Research completed in 1982 found that in the United States soil erosion
A
B
C
D
reduced the productivity of farmland by 20 per cent.
was almost as severe as in India and China.
was causing significant damage to 20 per cent of farmland.
could be reduced by converting cultivated land to meadow or forest.
​

Answer 1

Answer: c

because it was on test and said that on that test