Like you might have studied. Heated hair expands while colder air contracts. So, the sound isn't able to move as efficiently in cold air than it would in warmer air.
I believe the answer is mindfulness techniques.
Mindfulness techniques aim is to make the person focus their attention on the present moment. The techniques help them to feel their body sensation and more aware of their thought. The example of mindfulness techniques is meditation, which is founded to be linked with <span>positive effects on physical and psychological health in many research.</span>
Radiation is the thermal energy transfer
All of the above options are correct because all the given three options are possible
