The answer is letter
D.
<span>
Communicable diseases
are also known as infectious or contagious diseases. They may come from food,
water, animals, another person, or anything that comes from the environment. <span>Airborne
viruses, bacteria, blood, and bodily fluids can cause the spread of these
diseases. The most common communicable disease is the flu, which can easily
spread in an enclosed environment with a recycled circulating air (e.g.
air-conditioning). Infectious disease caused by blood contact like HIV/AIDs are
also dominant in society. </span></span>
<span>any waking behavior characterized by an energy expenditure ≤1.5 metabolic equivalents (METs), while in a sitting, reclining or lying posture.</span>
A surgeon in India performed the first remote heart operation on a patient 20 miles away.
The procedure, known as percutaneous coronary intervention, can help to open blood vessels in patients with atherosclerosis.
Innovations in telemedicine and robot-assisted surgery have widely benefited patients who previously lacked access to the healthcare system.
A surgeon in India has successfully performed the first remote heart surgery on a patient who was lying on an operating table 20 miles away.
Answer: FEVER is first line of defense