For water tanks and other structure which store water, the strips of copper, aluminium, galvanized iron or other collision resistance material, known as the ________

For water tanks and other structure which store water, the strips of c

1.	For water tanks and other structure which store water, the strips of copper, aluminium, galvanized iron or other collision resistance material, known as the ________
A.	Joints
B.	Waterstops
C.	Dowels
D.	Fillers
Answer» C. Dowels