Directions: Read the passage given below and answer the questions by selecting the correct/most appropriate options : The other day I received an unusual and very gratifying gift: I was given a tree. Or rather, I was given half-a-dozen trees, which would be planted on my behalf. I had been invited to give a talk to an organisation. After such events, the speaker is usually given a token gift. Sometimes the gift is that of a pen, or something useful. Often, the gift is in the form of a plaque or similar commemorative token. However well-meant, such gifts are destined to gather dust in forgotten corners. Which is why I was agreeably surprised to be given a scroll which attested that, in a designated plantation established for the purpose, six tress would be added in my name, as part of 'green' movement being sponsored by the organization. In an increasingly environmentally-conscious world, the gift of a living tree or plant makes for a perfect present. The tradition of giving and receiving gifts has increasingly become a highly evolved marketing exercise. Apart from festivals like Diwali, Holi, Christmas, Eid and others, a whole new calendar of celebratory events has been created to promote the giving of gifts : Mother's Day, Father's Day, Teacher's Day, Valentine's Day and so on and on. What do you give to people - friends, relatives, spouses, children, parents, employees, clients, well-wishers who have more or less everything, or at least everything that you could afford to give them as a gift? Another shirt or kurta? Another bottle of scent or after-shave? Another box of chocolates? Another any other? The word 'gratifying' means