Concept:Motivation is the drive that pushes workers to give their best effort in production.Explanation:Labour is provided by human beings who need incentives to work well.The major incentive managers use to motivate employees is remuneration.Remuneration means the wages and salaries paid to a worker for services rendered.When remuneration is fair and linked to performance, the employee becomes more productive.Training, profit, and promotion can also help, but remuneration remains the direct motivator of labour in production.Answer:C. remuneration