Answer:
The correct answer is C
Explanation:
External equity is the term which described as the situation that exist or persist when the organization or the firm pay rates are at least equal to the market rates.
External equity is also referred to as the matching strategy. In short it is defined as the situation where employees of the firm receive the pay which is fair, when compared to the pay of the employees of other companies who performing the same job.
Therefore, it is a basis of external equity.