The third one is correct.......
Answer:
Is selective.
Explanation:
The fact that attention is selective means that we can focus on something in particular and turn off all the other things that we perceive in an environment. This is helpful when we want to focus on one thing, like listen to our professor, so we do not pay attention to what is going on in the room like mates talking, someone chewing, the noise outside, etc.
Not sure if you have any choices to give us, but I'm going to say:
Flexing or Flexion. :)
Answer:
in your 20s
Explanation: Changes include maximum bone mass. Your body reaches its peak bone mass in your 20s.
