Explanation
Section 509 of the Indian Penal Code (IPC) defines: (A) Word, gesture, or act intended to insult the modesty of a woman.
Section 509 of the IPC deals with the offense of using words, gestures, or acts with the intention to insult the modesty of a woman. It states that whoever, intending to insult the modesty of any woman, utters any word, makes any sound, or gesture, or exhibits any object, intending that such word or sound shall be heard, or that such gesture or object shall be seen by such woman, shall be punished with simple imprisonment for a term which may extend to three years, or with fine, or with both.
Therefore, the correct answer is (A) Word, gesture, or act intended to insult the modesty of a woman.