Shared love for Shahid and the author encompassed three aspects: rogan josh, Kishore Kumar, and Roshnara Begum.

Rogan Josh:
- Rogan josh is a popular Kashmiri dish that is known for its rich and flavorful taste.
- Shahid and the author both share a love for this dish, indicating a common culinary preference.
- This shared love for rogan josh could have brought them closer and created a bond over their mutual enjoyment of this particular cuisine.

Kishore Kumar:
- Kishore Kumar was a legendary Indian playback singer and actor who was known for his melodious voice and versatile performances.
- Both Shahid and the author admired Kishore Kumar, indicating a shared interest in his music and talent.
- Their love for Kishore Kumar's songs might have led to conversations, discussions, or even singing sessions together, strengthening their bond further.

Roshnara Begum:
- Roshnara Begum was a historical figure in Mughal India, known for her beauty and influence.
- Both Shahid and the author had a shared love for Roshnara Begum, implying an interest in history, culture, or perhaps a fascination with her persona.
- Their mutual admiration for Roshnara Begum might have sparked discussions about historical figures, Mughal history, or even inspired them to explore more about the subject together.

All of the above:
- The question states that the correct answer is option 'D', which implies that Shahid and the author shared a love for all three aspects mentioned above.
- This suggests that their bond was not limited to one specific interest but encompassed a range of shared likes and preferences.
- Having multiple common interests can contribute to a stronger and more diverse relationship, as it allows for a wider range of topics to be explored and enjoyed together.