Frequency refers to, C. How many times per a week a person excercises. Frequency or Frequent is the number of repeated events in a certain amount of time. An example is: John runs around the track for 30 minutes 3 times a week. The frequency is 3 times per week, because that is how much in a week that John does.
Thickened liquids. thickened liquids could help with swallowing
The pollution and garbage that are evaporating that conduct acid rain and thick moisture. some what of my best way to answer.
It makes the lines and striations in the muscles more visible. So basically it just makes the muscle definition easier to see. Hope that helps!