Trang chủ/Câu hỏi/Why does the man mention a system malfunction?Quay lạiClick meXem chi tiết bài testChia sẻWhy does the man mention a system malfunction?Chọn một đáp ánCâu hỏi: Why does the man mention a system malfunction?AD. To change a company policy.BA. To apologize for an incorrect charge.CC. To warn of security threats.DB. To explain a scheduling error.