Which of the following can make you ill if you come in contact with an infected person?

The correct option is C

Sneezing

The correct option is option C.

Explanation of correct option:

1. A disease, which spreads from one individual or animal to another is termed a communicable disease.
2. The pathogens like bacteria, viruses, and fungi result in such diseases.
3. The communicable diseases are transmitted via insect bites, body fluids, water and foods, contaminated surfaces, or through the air like sneezing.
4. Fever, sneezing, and cough are all signs, which could be contagious, that is, spread from one person to another.
5. Sneezing is one of the common signs of viral diseases like flu or the common cold, thus, even with mild illnesses, one can spread germs.

Explanation of correct options:

Option A:

1. A common condition in which the long-term force of the blood against the walls of the artery is high enough to eventually result in health issues like heart disease is high blood pressure.
2. High blood pressure is a non-communicable disease.

Option B:

1. The conditions resulting due to changes in the genes or chromosomes are termed genetic abnormalities.
2. These include disorders like sickle cell disease, cystic fibrosis, and Tay-Sachs disease.
3. Genetic abnormalities are non-communicable diseases.

Option D:

1. Cancer is an unwanted growth of cells, which possesses the tendency to spread or invade other parts of the body.
2. A kind of cancer, which influences the blood cells is known as blood cancer.
3. Cancer of any kind is non-communicable, it does not spread from one person to another.

Final answer: Sneezing can make one ill if one comes in contact with an infected person.