Pradeep a chemical engineer has been working with active chemicals since he joined the company four years ago. He has been designated as the team leader of a unit producing industrial sulphur. Due to his workload, his normal working day starts at 08:00 and ends at 20:00. Pradeep only has one hour for lunch every day and a ten-minute tea break at 10:00 and 16:00 respectively. His work has become monotonous for him. John, the new human resources officer, has suggested to the human resources manager that the company can benefit from utilising alternative work arrangements as this will also help Pradeep with his condition. Which of the following alternative work arrangement should John suggest? a. the four-day work week b. flexitime c. rest breaks d. job simplification