Which river forms the largest delta in the Great Indian Plains?

Correct option is A

• The Ganga-Brahmaputra delta is the largest in India and the world, covering an area of over 105,000 square kilometers.

• The delta is also known for the Sundarbans mangrove forest, which is home to the famous Bengal tiger.
  

• The Sundarbans mangrove forest is a UNESCO World Heritage Site.

• The delta is crucial for agriculture, fisheries, and biodiversity.