Spot welding is used for welding

A)
lap joints in plates having 0.025 mm to 1.25 mm thickness
B)
lap joints in plates having thickness above 3 mm
C)
butt joints in plates having thickness above 3 mm
D)
butt joints in plates having 0.025 mm to 1.25 mm thickness

Correct Answer : Option (A) :   lap joints in plates having 0.025 mm to 1.25 mm thickness