Answer: Add an extra day of walking each week (option c)
Explanation:
The FITT program stands for
Frequency: how often or how many times you exercise per week. Your frequency depends upon the level of your training.
Intensity: How vigorously you are exercising. Exercise intensity is described as low, medium or high
Time: the amount of time that you spend exercising. The average exercise time for individual is usually from 30 – 60 minutes.
Type: simply the kind of exercise that you choose to perform. The type of exercise depends on what fitness component you want to improve
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I would say the best answer would be B) is the information up to date?
The other three aren’t necessary (illustrations, online, and being in US).
It needs to be current and accurate.