Who among the following was popularly known as ‘Gurudev’ for his expertise in binding together elements of Indian classical music and folk pieces to suit the western tunes entailed with precision along with his expertise in other art domains?

Rabindranath Tagore

The correct answer is Option (1) → Rabindranath Tagore

Rabindranath Tagore was a polymath known for his expertise in various art forms, including music composition. He was popularly called "Gurudev" and is indeed known for blending elements of Indian classical and folk music with Western influences.