A) 1 only
B) 2 only
C) Both 1 and 2
D) Neither 1 nor 2
Correct Answer: D
Solution :In the deep sea, tsunamis have very long wave length which often exceeds 500-700km. But their amplitude is very low and rarely exceeds 1 meter. However, on reaching coast, wave length of tsunamis is reduced considerably and their amplitude increase to 10-30 meters.
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