is the redesign of a job to provide workers with more authority, responsibility, challenge, and the opportunity for more personal achievement is called:

Job Enrichment

Explanation:

Job Enrichment is a type of redesigning that is aimed at motivating by allowing worker more autonomy and authority. This is achieved by increasing the responsibility, job scope, and challenges on the job. This will motivate workers to have more personal achievement

Job enrichment

Explanation:

A way of re-doing jobs ,motivation techniques which aims at making work more interesting and more challenging for the employees it has to increase the level of responsibilities than what an individual originally applied to a job,by making more opportunities for recognition and professional growth.

i dont know sorry why dont you looking it up on google