India History Which one of the following statements correctly defines the term Drainage Principle by Dadabhai Naoroji in his work 'Poverty' and Un-British Rule in India'?

 India History in english,   that the resources of India were being used in the interest of Britain question answers in english pdf  That the British industrialists were being given opportunities to invest in India under the patronage of imperial power. questions in english, Know About that a part of India's national wealth or yesterday's annual product was being exported to Britain for which India did not get any significant return India History online test India History MCQS Online Coaching in english quiz book    that British goods were being imported into India, due to which the country was getting poorer day by day.