The music director of a film wants to select four persons to work on different aspects of the composition of a piece of music. Seven persons are available for this work; they are Rohit, Tanya, Shobha, Kaushal, Kunal, Mukesh and Jaswant. Rohit and Tanya will not work together. Kunal and Shobha will not work together. Mukesh and Kunal want to work together.

Correct Option (C)

The group comprises Tanya, Mukesh, Kunal, and Jaswant. This selection adheres to all specified conditions:

• Rohit and Tanya will not work together: Tanya is selected, while Rohit is not.
• Kunal and Shobha will not work together: Kunal is selected, while Shobha is not.
• Mukesh and Kunal want to work together: Both Mukesh and Kunal are selected.

Therefore, this group is acceptable.

Incorrect Options:

The following options are unacceptable due to violations of the stated conditions:

• Option (A): Rohit, Shobha, Kunal and Kaushal. This group violates the condition that Kunal and Shobha will not work together, as both individuals are included.
• Option (B): Tanya, Kaushal, Shobha and Rohit. This group violates the condition that Rohit and Tanya will not work together, as both individuals are included.
• Option (D): Shobha, Tanya, Rohit and Mukesh. This group violates the condition that Rohit and Tanya will not work together, as both individuals are included.