[Solved] A federal statute passed to regulate Web sites that contain obscene material or child pornography has now been ruled _____ by the courts because it violates due process of law. A) ambiguous. B) ultra vires. C) unconstitutional. D) unnecessary. Remission: A decrease or disappearance of symptoms of a disease, often used in the context of chronic or persistent diseases. Proliferation: the rapid increase or multiplication of cells or organisms. Leiomyosarcoma: A rare type of cancer that develops from smooth muscle tissue, often found in the uterus, stomach, or small intestine. Melanoma: A type of skin cancer that originates from melanocytes, cells that produce the pigment melanin, which colors the skin.