Surveys show that companies that conduct training programs on communication skills for their employees continue to receive higher rate of customer complaints than companies that do not conduct such training programs. However, it is still in the best interest of companies and their employees to continue to conduct these training programs.

Which of the following best resolves the contradiction in the above argument?

A marketing research institute determined that customer complaints lower the morale of the employees and reduce productivity.

The R&D department feels that customer complaints are not an accurate reflection of the customers' satisfaction levels.

A restaurant chain reports that customer complaints across its franchises declined once all its employees received basic communication skill training.

Companies that require a higher level of customer interface regularly conduct communication skill programs, while the other companies rarely do.