I think the answer is source of influence
Hey Friend!
Deaf people require sign language to learn to read.
Blind people require Braille to learn to read.
Hope this helps! :)
The answer is D, none of the above
Maybe a person in a harmful neighborhood/ school/ house. this would be a cause to harmful health
Dangerous conditions influencing sport injuries include all answers which you've mentioned (overuse, overexertion, and incorrect technique). It doesn't, however, include practicing and drills - d.
Practicing and drills is the thing which would help us become more profficient at a certain task and eventually sport through it.
