Which of the following is a Trans- Himalayan river? A) Ganga B) Yamuna C) Indus D) Ravi

There are 2 subgroups of Himalayan Rivers i.e. Trans Himalayan Rivers and Himalayan Rivers.
Trans Himalayan Rivers are the rivers that originate beyond the Himalayas. They are The Indus, The Sutlej, and The Brahmaputra Rivers.
Himalayan Rivers are the rivers that originate from the Himalayas. They are The Ganga, The Yamuna, and their tributaries.