Answer :
The unemployment created by introduction of automatic elevators would be considered as structural
Explanation:
Structural unemployment is a longer-lasting type of unemployment that is induced by structural economic changes and aggravated by external influences like technology, rivalry, and government policy.
Structural unemployment will last for decades and typically needs to reverse a dramatic shift. Technology continues to intensify systemic unemployment, marginalize certain workers and make certain occupations redundant, such as manufacturing. Structural unemployment can be long-term and difficult to address as it needs either displacement or retraining.