The answer is A. Walking is the ideal work out before a run because it gets your body from sitting mode into workout mode in the least intense way. The motion of walking takes the muscles, tendons, and joints through a range of motion similar to what it will go through in running.
I believe the answer is A. Don't trust me though, lol.
3) 2) 1) i think this is the right answer but c looks correct too\
Answer:
the answer is that HIV causes AIDS
Mining can put dirt specs in the air along with other harmful stuff. when mining there’s specs that are going into the air that can go into your eyes, mouth & even ears, which can be harmful.