Read the following advertisement and mark the letter A, B, C or D on your answer sheet to indicate the option that best fits each of the numbered blanks from 1 to 6.

DISCOVER THE WONDERS OF NATURE AT CITY ZOO!
Welcome to the City Zoo, a haven for nature lovers and families alike! You will have a chance to explore our ___(1)___ featuring majestic lions, playful monkeys, and exotic birds. While enjoying your visit, please remember to avoid ___(2)___ on the grass and plants to help us protect this natural sanctuary. Feeding animals without guidance may ___(3)___ more harm than good, so all of you should stick to our feeding zones ___(4)___ by our trained staff. We ensure that there's something for everyone, from interactive experiences to ___(5)___ tours. And here’s more exciting news for those mindful of their budget: we’re offering special discounts ___(6)___ tickets this month! Dive into a world of discovery and reconnect with nature today. Let’s preserve this paradise for generations to come!