Question

In the deadliest tsunami in history warning for an approaching tsunami can be difficult because
A.The large waves are very small when out in sea.
B.They are so common that the signs are often unnoticed.
C.They are more frequent now because of the climate change
D. The equipment designed to warn for them has not been released to the public

Answer 1

I believe the answer is D

Answer 2

Answer:

Hi so im answering that question right now actually.  Just by common knowledge i believe the answer is b

Explanation:

I think this because tsunamies are starting to get common so i think that it would be harder to figure out the sight.

I hope this  helps. if im wrong then i will update this answer and put the right one in for you.