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

Healthy mind, healthy body
“A healthy mind lives in a healthy body” is a saying ___(1)___ to have often been used by the ancient Greeks. Thousands of years later, the same idea still applies. According to health experts, it's advisable ___(2)___ eight to ten glasses of water every day. However, water itself is not enough; a balanced diet is essential, too. A healthy body naturally is the result of doing exercise. Many people, however, do not like gyms and object to going there for different reasons. Some, for instance, say that aerobic sessions are too difficult to follow while others say that gyms are just too expensive. Many people also say that they have ___(3)___ in finding time to exercise due to their busy lifestyle, but the truth is that everyone can make a little time every now and then. Regardless of the way people choose to exercise, it is important to remember that there's no point ___(4)___ doing it only for a short period of time. Last but not least, ___(5)___ a positive attitude and doing away with negative thoughts contribute to one's good health. In short, following ___(6)___ surely helps in having a healthy mind and body.