The belt conveyor forming an essential part of a ladder dredger used for excavating river sand deposits is used for _______________________

transporting excavated sand to the surface over large distances

transporting excavated sand to the surface over small distances

transporting excavated sand to the surface over all distances

The belt conveyor forming an essential part of a ladder dredger used f

1.	The belt conveyor forming an essential part of a ladder dredger used for excavating river sand deposits is used for _______________________
A.	excavation of sand
B.	transporting excavated sand to the surface over small distances
C.	transporting excavated sand to the surface over large distances
D.	transporting excavated sand to the surface over all distances
Answer» C. transporting excavated sand to the surface over large distances