Question

welding problems such as cracking and breaking are more common with
than with
.
brittle metals, ductile metals
ductile metals, brittle metals

Explanation:

Brittle metals lack the ability to deform plastically. During welding, stress - induced cracking and breaking are more likely to occur compared to ductile metals which can deform without breaking easily.

Answer:

A. Brittle metals, Ductile metals