The correct option is C He used trade networks to make a fortune.
Sir Jamsetjee Jeejeebhoy was one of the pioneering Indians who used trade networks to make a fortune.He used a lot of his wealth for the betterment of society by building hospitals, schools and charity homes among other things. The British government too recognised his services and conferred a knighthood on him in 1842. He started out in the opium trade.