Concept:Remuneration refers to the payment or reward given to a factor of production for its contribution.
Explanation:In production, the main inputs are land, labour, capital, and entrepreneur.
Each input receives its own reward: land earns rent, capital earns interest, and the entrepreneur earns profit.
Labour receives wages and salaries as its remuneration.
Wages and salaries are payments made to workers in exchange for their time, effort, and skills.
This financial reward is what motivates labour to work effectively.
Unlike land or capital, labour responds directly to payment incentives.
Therefore, the input that can be motivated by remuneration is labour.
Answer:C. labour