When a worker has to learn only a specific, highly specialized task, that individual should be able to learn to do it very efficiently. however, this efficiency could eventually become inhibited by job monotony and boredom. this situation could be alleviated through:
(a)- job rotation.
(b)- giving holidays
(c)- motivating him
(d)- none of these

(a)- job rotation.

Explanation:

Job Rotation: Job rotation is a term that is used in business.

This is one of the strategies used by the employees for rotating between jobs more or less in the same business. The employees take over entirely new tasks in different jobs for a specific duration before they rotate to their previous or original position. The employees obtain skills and experience by carrying new responsibilities while doing job rotation.

Disadvantage:

1. Exhaustion of efforts and time.

2. Zero results.

3. Employees take time.

4. This leads to stress and anxiety.

5. It doesn't consider the time wasted.

the telephone is the answer

answer; i believe the correct answer is (8) eight.