the answer is A hope this helps
Answer:
<h2>
Radiation</h2>
Explanation:Radiation is a process in which heat is transferred from one point to another directly without any intervening medium.Radiation involves the transfer of heat using electromagnetic waves through space.
Automatic external defibrillator (AED) a portable defibrillator designed to be automated such that it can be used by persons without substantial medical training who are responding to a cardiac emergency.
The answer is tympanostomy
