Which source would be most reliable for researching the most effective types of physical activity for high school students?

a blog post from a high school student who discusses his after-school activities with his friends and posts humorous photos

an online article written by a personal trainer who is looking for new clients and who posts about client success stories

an article from a university that uses advanced statistics to determine the total calorie loss for 10 different physical activities

an article in an online exercise magazine written by a parent who is concerned about her child’s obsession with video games

An article from a university that uses advanced statistics to determine the total calorie loss for 10 different physical activities.

Explanation:

This is the source that would be most reliable for researching the most effective types of physical activity for high school students. Option A is a blog by someone who is not an expert in the subject. Option B is written by someone who is likely to be biased or has a particular agenda to fulfill. Option D is also written by someone who is not an expert, and who is too close to the subject matter. Therefore, the best option is C, as it provides the more unbiased information while also providing concrete evidence for its claim.

it means that the hockey puck was traveling very fast.

because she needs money