Match the list of earthworks excavating equipment with the suitable use cases listed in table below:

	List 1		List 2
(A)	Bulldozer	1.	To dig trenches, footings or basement where the precise control of depth is required
(B)	Backhoe	2.	To excavate the earth from a canal and deposit on nearby banks
(C)	Clamshell	3.	For clearing and scrubbing of worksite
(D)	Dragline	4.	To rehaul loose or excavated material from one place to another place