With reference to ‘Indian Ocean Dipole (IOD)’ sometimes mentioned in the news while forecasting Indian monsoon, which of
Think of Monsoon as a book you have already read. On the page about with reference to ‘Indian Ocean Dipole (IOD)’, the name written there is Only 2. That is the whole answer. No trick here. Just a simple fact that you can recall in a few seconds.
Ref: [IAS (Pre) 2017] | Majid Husain, Geography of India, and NCERT Geography textbooks discuss Monsoon and explain the Indian geographical features and patterns that support the correct answer for this question.