Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 19 to 24.

Health and fitness are some of the most important aspects of life. Without these, life will be very unhappy and dreadful.
There are many ways to (19) ______ your health and fitness. Certain activities should be followed daily like regular physical exercise. It can be (20) ______ simple activity as climbing stairs instead of taking a lift or elevator, (21) ______ more than taking a car to go to different places. It is important to eat proper and clean food at the right time. The food should also be rich in nutrition (22) ______ high in fibre, low in fat, high protein content and have (23) ______ vitamins. Proper sleeping pattern is also important to keep healthy. Try to go to bed at the same time each night and sleep at least 7 hours per day.
For any of these activities, it is important to be self-motivated. The fitness activities should be a part of your daily (24) ______, and this will benefit you by improving your lifestyle. It is important to maintain the health and fitness of not just our physical self but our mental self as well, to have a happy and fulfilled life.