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A.are suitable for works under sea water
B.resist shocks or vibrations
C.are suitable for use as batter piles
D.are useful for heavy vertical loads.
Thank you for the invitation.
Between B and D.
I would go with D.are useful for heavy vertical loads.
Answer D they are useful for heavy vertical loads
D is the right answer........
I agree with answers D .....................
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Agree with experts
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D
A.are suitable for works under sea water
Thanks for invitation , but unfortunately this is not my field.