1. Santos Hauling Incorporated (SHI) dismissed its drivers and helpers after discovering that they were committing anomalous transactions involving the sale of excess broilers and crates, without the knowledge and consent of SHI. The drivers and helpers filed a complaint for illegal dismissal against SHI. In its defense, SHI presented as evidence the affidavits of co-employees narrating the alleged anomalous transactions in detail. May the drivers and helpers be dismissed on the basis of these affidavits? Explain your answer.