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1. |
Consider the following statements about the factors of soil erosion and select the correct answer using the code given below: 1. The length, gradient and curvature of slope. 2. The quantity and intensity of rainfall 3. Cover of vegetation 4. Variations in temperature. |
A. | 1, 2 and 3 are correct |
B. | 1, 3 and 4 are correct |
C. | 1, 2 and 4 are correct |
D. | 1, 2, 3 and 4 are correct |
Answer» E. | |