Minimum sentence for 'ten years imprisonment' is necessary for offence under

Option (1) is incorrect: Causing grevious hurt by dangerous weapon shall be punished with imprisonment for life or with imprisonment of either description for a term, which may extend to ten years and shall also be liable to fine. Option (2) is correct: Whoever commits gang rape, shall be punished with rigorous imprisonment for a term, which shall not be less than ten years, but which may be for life and shall also be liable to fine. Option (3) is incorrect: Whoever commits dacoity shall be punished with imprisonment for life or with rigorous imprisonment for a term, which may extend to ten years and shall also be liable to fine. Option (4) is incorrect: Whoever commits criminal breach of trust in respect of the property, shall be punished with imprisonment for life or with imprisonment of either description for a term, which may extend to ten years and shall also be liable to fine.