Explanation:

- Option 1: Punjab did not launch the ‘Mukhyamantri Ration Aapke Dwar Yojana’ in October 2021. Punjab has a variety of other social welfare schemes aimed at supporting its residents, but this one isn't among them.

- Option 2: Uttarakhand is known for implementing various welfare programs, but the ration delivery scheme mentioned isn't linked to this state as of October 2021.

- Option 3: Jharkhand focuses on numerous initiatives for socio-economic development, but the ‘Mukhyamantri Ration Aapke Dwar Yojana’ is not one of its schemes launched in October 2021.

- Option 4: Madhya Pradesh successfully launched the ‘Mukhyamantri Ration Aapke Dwar Yojana’ in October 2021. This initiative is designed to deliver ration directly to the doorsteps of beneficiaries, ensuring easier access to essential supplies.