Which of the following statements are correct?1) Cranes are employable in moving and/or hosting loads.2) With the use of dipper and stick, power shovels can be used as hoes.3) Overdrive for higher speeds is facility often used comfortably in the working of a tractor.4) Clam shells are less desirable than draglines if the material is water-saturated.

Which of the following statements are correct?1) Cranes are employable

1.	Which of the following statements are correct?1) Cranes are employable in moving and/or hosting loads.2) With the use of dipper and stick, power shovels can be used as hoes.3) Overdrive for higher speeds is facility often used comfortably in the working of a tractor.4) Clam shells are less desirable than draglines if the material is water-saturated.
A.	1 and 4 only
B.	1 and 2 only
C.	2 and 3 only
D.	3 and 4 only
Answer» B. 1 and 2 only