Answer:
If air is polluted, the air contains harmful gases and health status become poor. In contrary, if environment is clean and fresh, the health will be good. Therefore, health, population and environment education are interrelated in physical aspect. Health, population and environment are integrated terms.
X-ray radiography is the imaging technique uses radiation that is emitted from the material being imaged.
<h3>What is X-ray?</h3>
This is referred to as a penetrating form of high-energy electromagnetic radiation and is used for imaging.
The rays penetrate objects and body parts and create an image which is often used for diagnostics in healthcare centres which makes option A the most appropriate choice.
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