A journalist in the Philippines is detained by authorities without a warrant and is not informed of the reasons for his arrest. This scenario primarily violates which section of the Bill of Rights in the 1987 Philippine Constitution? A) Section 4, concerning the freedom of speech and expression. B) Section 2, protecting against unreasonable searches and seizures. C) Section 1, guaranteeing due process of law. D) Section 3, ensuring the right to privacy