Answer:
made accountable
Step-by-step explanation:
In an organisation when total responsibility is placed on a staff for a particular task, he is accountable for the outcome.
In the given scenario his boss has delegated to Johnson the job of finding a replacement for the company's shipping dock supervisor who has recently retired.
Johnson will need to find a person that meet the technical and moral standards that the job requires.
Johnson will be held accountable for the performance of the replacement staff.