Answer:
Neither A nor B
Explanation:
Weld-on tabs or formed tabs or gussets are for corner reinforcement and can accommodate electrical cable to pass through holes made in the tabs. The holes can also by be used to suspend pipes and plumbing materials using zip ties or tie wraps.
Mechanical methods are used to straighten minor damage to laminated steel part, such as the use of a plunger to pull out the part or pushing out the part into position with a small smooth surfaced but hard object.
