A.To make sure you are standing firmly enough at the shore.B.To make sure you are properly equipped.C.To make sure you are properly grounded at the shore.D.To make sure you are properly grounded off the shore.
A.To make sure you are standing firmly enough at the shore.
B.To make sure you are properly equipped.
C.To make sure you are properly grounded at the shore.
D.To make sure you are properly grounded off the shore.