Step 1: Understand Volenti non fit injuria.
This Latin maxim means "to a willing person, no injury is done." It applies when someone voluntarily consents to an action that results in harm, and they cannot claim damages.
Step 2: Analyze the cases.
- Vidyawanti v. State of Rajasthan: Relates to voluntary consent and personal injury.
- Padmawati v. Dugganaika: Involves voluntary assumption of risk.
- Ushaben v. Bhagya Laxmi Chitra Mandir: Involves consent to a certain risk leading to injury.
- Balton v. Stone: A case where the principle of voluntary consent applies, meaning no injury occurred.
Step 3: Conclusion.
The correct answer is (A), (B), (C) and (D).