Which language is known as ‘Gorkhali’ language ?

The correct answer is (b). Nepali is known as the Gorkhali language.

(a) Bhutani is the official language of Bhutan. It is a Sino-Tibetan language spoken by about 700,000 people.

(c) Garhwali is a Pahari language spoken in the Garhwal region of Uttarakhand, India. It is spoken by about 3 million people.

(d) Kumauni is a Pahari language spoken in the Kumaon region of Uttarakhand, India. It is spoken by about 2 million people.