Please choose the correct ending to complete the given sentence: Welding: Man is standing in front of a house welding a metal object. man

Ending1: is wearing a helmet and holding a weld. Ending2: is in is workshop way dinacet a white conga. Ending3: is holding an iron in a welding shop and talking. Ending4: is in an outside room welding an open hole.

Answer format: ending1/ending2/ending3/ending4