In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.

Riding a bicycle, also called cycling, has a number of health (1)______. Cycling is an aerobic activity, which means your heart, lungs and blood vessels all get a workout. It also helps (2)______ stamina and physical strength. Another important advantage is that cycling helps (3)______ endorphins or the feel-good chemicals in the brain (4)______ help reduce stress levels. People who (5)______ cycling as an exercise find that they have more energy for their day-to-day activities.