The correct answer is option B, mountains
Reason -
The major characteristics of a south Asian landscape are – Mountains (predominantly), valleys, Canyons, Plateaus and vast water bodies. South Asia is also known as Indian Subcontinent which includes countries like ndia, Pakistan, Nepal, Bhutan, Bangladesh, Sri Lanka, and the Maldives and with is these countries are found very large and expanded mountainous ranges varying from Himalayas (the largest mountains in the world) to Hindu Kush Range to Eastern and Western Ghats and lastly the Vindhya Range
